DWQ-2024-007232

General Information
UPDES Permit #:
UT0023639
Facility Name:
Timpanogos Special Service District Wastewater Treatment Facility
Inspection Type:
Compliance Evalaution
Weather Conditions:
Sunny, Hazy ~70℉
Inspection Date:
10/8/2024
Time on/off site:
11:05 AM / 12:45 PM
Inspector(s):
Jeff Studenka
Permit Effective Date:
07/08/2020
Permit Expiration Date:
07/07/2025
PART I. VERTIFICATION, RECORDKEEPING, AND REPORTING EVALUATION CHECKLIST
PERMIT VERIFICATION
Responsible Official:
Richard Mickelsen, District Manager Timpanogos Special Service District
Mailing Address:
PO Box 923
American Fork, Utah 84003
Brief Facility Description:
Grit removal, eight aerated bioreactors, nine clarifiers and UV disinfection
+ Biosolids process
Yes No N/A
Inspection observations verify information contained in permit.
Yes No N/A
Current copy of permit on site.
Yes No N/A
Name, mailing address, contact, and phone number of permittee correct.
Yes No N/A
Facility is as described in permit. If not, what is different?
Facility upgrades underway for next several years.
Yes No N/A
Notification was given to EPA/State of any new, different, or increased discharge.
Yes No N/A
Facility maintains accurate records of influent volume, when appropriate.
Yes No N/A
Number and location of discharge points are as described in permit.
Yes No N/A
Name of receiving water(s) is/are correct.
Name:
Utah Lake
PART I. VERTIFICATION, RECORDKEEPING, AND REPORTING EVALUATION CHECKLISTCONTINUED
A.PERMIT VERIFICATION CONTINUED
Yes No N/A
All discharges are permitted.
Yes No N/A
*The facility has used Federal/State Construction Grant funds to build the plant.
Comments:
Utah Lake is the receiving water.
Last CEI was 5/25/2022, onedeficiencies for follow up (WET sample temps).
Major POTW facility.
RECORDKEEPING AND REPORTING EVALUATION
Yes No N/A

Records and reports maintained as required by permit.
Yes No N/A
All required information is available, complete and current.
Yes No N/A
Information is maintained for a minimum of 3 years (5 years for sewage sludge).
Yes No N/A
If the facility monitors more frequently than required by permit (using approved methods), these results are reported.
Yes No N/A
DMR’s submitted via NetDMR as required by the permit.
Yes No N/A
On site instantaneous monitoring records are adequate and include:
Yes No N/A
Flow, pH, DO, etc. as required by permit.
Yes No N/A
Monitoring charts kept for 3 years (or 5 years for sewage sludge).
Yes No N/A
Flow meter calibration records kept.
Yes No N/A
Location data (latitude and longitude) of each outfall.
Yes No N/A
Onsite Laboratory equipment calibration and maintenance records are adequate.
Yes No N/A
*Plan records are adequate and include:
Yes No N/A
O & M Manuals
Yes No N/A
“As built” Engineering Drawings
Yes No N/A
Schedules and dates of equipment maintenance repairs
Yes No N/A
Equipment supplies manual
Yes No N/A
Equipment data cards?
*Required only for facilities built with Federal/State Construction Grant funds.
Yes No N/A
Pretreatment records adequate & contain inventory of industrial waste contributors including:(Optional if separate Pretreatment inspections are conducted by DWQ)
Yes No N/A
Monitoring data
Yes No N/A
Inspection reports
Yes No N/A
Compliance status records
Yes No N/A
Enforcement actions
PART I. VERTIFICATION, RECORDKEEPING, AND REPORTING EVALUATION CHECKLISTCONTINUED
PERMITTEE SELF-MONITORING EVALUATION
Yes No N/A
Samples are taken at the sites requited by the permit.
Yes No N/A
Sample type(s) adequate for representative samples.
Type:
Grab & Composite
Yes No N/A
Flow proportioned samples obtained when required by the permit.
Yes No N/A
If applicable, automatic sampler used?
Type/Model:
ISCO 4700 (both INF & EFF)
Yes No N/A
Composite samples collected?

Yes No N/A
Composite samples refrigerated during collection
Yes No N/A
Proper preservation techniques
Yes No N/A
Containers in conformance with 40 CFR 136
Specify any problems:
None.
Yes No N/A
Analytical results are consistent with data reported on DMRs.
Yes No N/A
The data moves accurately from the bench sheet to the DMRs.
Yes No N/A
The calculations are performed properly.
Yes No N/A
All effluent data collected are summarized on the DMR.
Yes No N/A
Sampling and analyses data are adequate and include:
Yes No N/A
Dates, times and location of sampling
Yes No N/A
Name of individual performing sampling
Yes No N/A
Analytical methods and techniques
Yes No N/A
Results of analyses and calibration
Yes No N/A
Dates of analyses
Yes No N/A
Name of person performing analyses
Yes No N/A
Instantaneous flow at grab sample stations
Yes No N/A
Monthly and weekly averaging is calculated properly and reported on the DMR where required by the permit
Yes No N/A
Maximum and minimum values are reported properly and on the DMR
Yes No N/A
Loading values are calculated using daily loading information
Yes No N/A
Bacterial data (E. coli) are summarized and reported properly where required by the permit
Yes No N/A
DMRs filled out correctly (note any problems below)
PART I. VERTIFICATION, RECORDKEEPING, AND REPORTING EVALUATION CHECKLISTCONTINUED
WHOLE EFFLUENT TOXICITY TESTING (WET) AND REPORTING
Yes No N/A
WET sampling by permittee adequate to meet the conditions of the permit.
Yes No N/A
Chain of Custody used.
Method of shipment:
Overnight delivery (FedEx)
Yes No N/A
Preservation adequate (iced to ~6oC) - Samples received on ince.
Yes No N/A
Lab reports/Chain of Custody sheets indicate temperature of samples at time of receipt by lab.
Indicate Temperature and sample received Date:
2.0℃ - 7/12/24 ,1.5℃ - 7/17/24
Yes No N/A
Permittee has copy of latest edition of testing methods or EPA Region 8 protocol.
Yes No N/A
Permittee reviews WET lab reports for adherence to test protocols.

Yes No N/A
Lab had provided quality control data. (i.e. Reference toxicant control charts)
Yes No N/A
Permittee has asked lab for Q/C data (if not included with report).
Yes No N/A
Permittee maintains copies of WET lab reports on site for the required 3 year period and makes them available to review by inspectors.
Yes No N/A
Evaluation and review of WET data by permittee adequate such that no follow up at lab is necessary.
Notes:
WET sample temps deficiency noted from previous insection has been resolved.
PART II. FACILITY SITE REVIEW CHECKLIST
OPERATION AND MAINTENANCE EVALUATION
Yes No N/A
Facility properly operates and maintains treatment units.
Yes No N/A
Facility has standby power or other equivalent provisions.
Yes No N/A
Adequate alarm system for power or equipment failures is available.
Sludge disposal procedures are appropriate:
Yes No N/A
Disposal of sludge evaluated separately by DWQ
Yes No N/A
State approval for sludge disposal received
Yes No N/A
All treatment units, other than backup units, are in service.
Yes No N/A
Facility follows procedures for facility operation and maintenance.
Yes No N/A
Sufficient sludge is disposed of to maintain treatment process equilibrium.
Yes No N/A
Organization Plan (chart) for operations and maintenance is provided.
PART II. FACILITY SITE REVIEW CHECKLISTcontinued
A. OPERATION AND MAINTENANCE EVALUATION continued
Yes No N/A
Plan establishes operating schedules.
Yes No N/A
Yes No N/A
Facility has written emergency plan for treatment control.
The emergency plan addresses response to cyberattacks.
Maintenance record system exists and includes: (optional)
Yes No N/A
As-built drawings
Yes No N/A
Shop drawings
Yes No N/A
Construction specifications
Yes No N/A
Maintenance history
Yes No N/A
Maintenance costs
Yes No N/A
Report history
Yes No N/A
Records of equipment repair and timely return to service
Yes No N/A
Adequate number of qualified operators on-hand(include # for each grade below).
Treatment
Grade I
1
Grade II

6
Grade III
1
Grade IV
9
Collections
Grade I
2
Grade II
2
Grade III
1
Grade IV
8
Yes No N/A
Facility has established procedures for training new operators.
Yes No N/A
Facility maintains adequate spare parts and supplies inventory.
Yes No N/A
Facility keeps instruction files for operation and maintenance of each item of major equipment.
Yes No N/A
Operation and maintenance manual is available.
Yes No N/A
Regulatory agency is notified of any bypassing.
Yes No N/A
In the past year was there a bypass, overflow or basement flooding by untreated wastewater in the system due to storm events? If so, list # of days and dates.
(# and Dates)
Overflows and bypasses:
Yes No N/A
Hydraulic overflows and/or organic overloads are experienced.
Yes No N/A
Untreated bypass discharge occurs during power failure.
Yes No N/A
Untreated overflows occurred since last inspection.
Reason:
Yes No N/A
Flows were observed in overflow or bypass channels.
Yes No N/A
Checking for overflows is performed routinely.
PART II. FACILITY SITE REVIEW CHECKLISTcontinued
A. OPERATION AND MAINTENANCE EVALUATION continued
Yes No N/A
Overflows are reported to the appropriate State personal as specified in the permit.
Yes No N/A
Will you or have you completed the annual Municipal Wastewater Planning Program (MWPP) for the calendar year?
Calendar year:
2023
Yes No N/A
Are there any new major developments (industrial, commercial, or residential) planned in the next 2-3 years such that flow in the system could significantly increase (10-20%) or >25,000
gal/day?
Yes No N/A
Do you have a state approved pretreatment program?
(If no ask additional question if yes go to question 23.)
What industries currently discharge to your system?
8 SIUs
Texas Instruments
Yes No N/A
Does any industry currently discharge >25,000 gpd?
Yes No N/A
Does any industry have the ability to upset your system?

Yes No N/A
Does any industry contribute more than 5% of your BOD/TSS load?
Yes No N/A
Does any industry pre-treat their wastewater?
Describe the physical condition of the sewer collection system: (lift stations, pipe condition, etc.)
Overall good
What sewage system improvements does the community have under consideration for the next 10 years?
Upgrades currently underway over next several years, including:
Adding primary clarifiers, anaerobic digestion system, nutrient removal,
Biosolids process improvements, &tertiary treatment for reuse.
Explain what problems, other than plugging you have experienced during the last year.
None.
PART II. FACILITY SITE REVIEW CHECKLISTcontinued
A. OPERATION AND MAINTENANCE EVALUATION continued
Yes No N/A
Is your community presently involved in formal planning for sewer system expansion/upgrading? If yes, explain.
Facility upgrades underway over next several years,
expanding trunk lines to accommodate new communities
How many times in the last year was there sewage in basements at any point in the collection system for any reason, except plugging of the lateral connections?
None
Do you have other communities connected to your system/facility? If so list.
9-10 other communities:
Pleasant Grove, Vineyard, Suncrest,
Alpine, American Fork, Cedar Hills,
Eagle Mountain, Highland, Lehi,
Saratoga Springs
Yes No N/A
Do you have an approved storm water prevention plan? (SWPPP)
When was it last updated?
N/A
Notes:
Stormwater evaluations are no longer part of these UPDES Permit inspection activities.
Stormwater, Pretreamant & Biosolids inspections are conducted separately by DWQ.
PART II. FACILITY SITE REVIEW CHECKLIST CONTINUED
SAFETY EVALUATION
Yes No N/A
Facility uses dike/bermed oil/chemical storage tanks.
Yes No N/A
Facility maintains up-to-date equipment repair records.
Yes No N/A
Dated tags show out-of-service equipment, if applicable.
Yes No N/A
Facility/unit lock-out and tag-out procedures are being followed.
Yes No N/A
Facility schedules/performs routine and preventive maintenance.
PART II. FACILITY SITE REVIEW CHECKLIST CONTINUED
B. SAFETY EVALUATION
Yes No N/A
Facility provides personal protective clothing. Check all that apply.
Safety helmet
Ear protectors
Goggles
Gloves
SCBA
Rubber roots with steel toes
Eyewashes in labs
Hand washing stations
Yes No N/A
Safety devices are readily available, including:
Yes No N/A

Fire extinguishers
Yes No N/A
Oxygen deficiency/explosive gas indicator
Yes No N/A
Self-contained breathing apparatus near entrance to chlorine room
Yes No N/A
Safety harness
Yes No N/A
First aid kits
Yes No N/A
Ladders to enter manholes or wet wells
Yes No N/A
Traffic control cones
Yes No N/A
Safety buoy at activated sludge plants
Yes No N/A
Life preservers for lagoons/tanks
Yes No N/A
Fiberglass or wooden ladders for electrical work
Yes No N/A
Portable cranes/hoists
Yes No N/A
Plant has general safety structures such as rails around or covers over tanks, pits or wells.
Yes No N/A
Emergency phone numbers are listed, include State, Fire, County, EPA.
Yes No N/A
Plant is generally clean, free from trash areas.
Yes No N/A
All plant personnel are immunized for typhoid, tetanus, and hepatitis B.
Yes No N/A
No cross connections exist between a potable water supply and non-potable source.
Yes No N/A
Anaerobic Digester Safety adequate. If N/A, Skip to question 13.
Yes No N/A
Gas/explosion controls such as pressure-vacuum relief values.
Yes No N/A
No smoking signs
Yes No N/A
Explosimeters
Yes No N/A
Drip traps
Yes No N/A
Enclosed screening, de-gritting chambers
Yes No N/A
Enclosed sludge-piping or gas-piping structures
PART II. FACILITY SITE REVIEW CHECKLIST CONTINUED
B. SAFETY EVALUATION
Yes No N/A
Facility has enclosed and identified all electrical circuitry.
Yes No N/A
Personnel are trained in electrical work to be performed as well as safety procedures.
Yes No N/A
Chlorine safety precautions are followed (If chlorine on site for disinfection, etc.).
Yes No N/A
NIOSH-approved 30-minute air pack
Yes No N/A
All standing chlorine cylinders chained in place
Yes No N/A
All personnel trained in the use of chlorine
Yes No N/A

Chlorine repair kit available
Yes No N/A
Chlorine leak detector tied into plant alarm system
Yes No N/A
Chlorine cylinders stored in adequately ventilated areas
Yes No N/A
Ventilation fan with an outside switch
Yes No N/A
Posted safety precautions
Yes No N/A
Existing emergency SOP and/or RMP or SPCC
Yes No N/A
Emergency Action Plan on file with local fire department and appropriate emergency agency.
Yes No N/A
Laboratory safety devices available. Check all that apply.
Eyewash
Proper labeling
Shower
Proper storage
Fume hood
Pipette suction bulbs
Yes No N/A
Facility post warning signs. Check all that apply.
No smoking
Chlorine hazard
High voltage
Watch-Your-Step
Non-potable water
Exit
Notes:
No chlorine disinfection.
PART III. FLOW MEASUREMENT INSPECTION CHECKLIST
GENERAL
Type of Primary Flow Measurement Device:
Siemens HydroRanger 200
Yes No N/A
Primary flow measuring device properly installed and maintained.
Where:
INF & EFF monitoring stations
Yes No N/A
Flow measured at each outfall?
001
Number of outfalls?
one
Yes No N/A
Proper flow tables used by facility personnel.
Design flow:
30.0 (upgrading to 40)
MGD.
Yes No N/A
Flow records properly kept.
Yes No N/A
All charts maintained in a file.
Yes No N/A
All calibration data kept.
Yes No N/A
Influent flow measured before all return lines.
Yes No N/A
Effluent flow measured after all return lines.
Yes No N/A

Secondary instruments (totalizers, recorders, etc.) properly operated and maintained.
Yes No N/A
Spare parts stocked.
Yes No N/A
Effluent loadings calculated using effluent flow.
Frequency of routine inspection of primary flow device by operator.
Daily
Day/Week/Month/Year
Frequency of routine cleaning of primary flow device by operator.
NA
Day/Week/Month/Year
Notes:
Monthly fow meter calibration checks by outside vendor.
PART III. FLOW MEASUREMENT INSPECTION CHECKLISTcontinued
FLUMES
Type and Size Influent:
72-inch Parshall
Type and Size Effluent:
24-inch Parshall
Yes No N/A
Flow entering flume reasonably well-distributed across the channel and free of turbulence, boils, or other disturbances.
Yes No N/A
Cross-sectional velocities at entrance relatively uniform.
Yes No N/A
Flume clean and free of debris and deposits.
Yes No N/A
All dimensions of flume appear accurate and level.
PART III. FLOW MEASUREMENT INSPECTION CHECKLISTcontinued
B.FLUMES
Yes No N/A
Side walls of flume appear vertical and smooth.
Yes No N/A
Sides of flume throat appear vertical and parallel.
Yes No N/A
Flume head being measured at proper location.
Yes No N/A
Measurement of flume head zeroed to flume crest.
Yes No N/A
Flume properly sized to measure range of existing flow.
Yes No N/A
Flume operating under free-flow conditions over existing range of flows.
Yes No N/A
Flume submerged under certain flow conditions.
Yes No N/A
Flume operation invariably free-flow.
PART III. FLOW MEASUREMENT INSPECTION CHECKLISTcontinued
WEIRS – N/A
Type and Size Influent:
Type and Size Effluent:
Yes No N/A
Weir appears to be level.
Yes No N/A
Weir plate plumb and its top and edges appear sharp and clean.
Yes No N/A
Downstream edge of weir is chamfered at 45o.
Yes No N/A
Free access for air below the nappe of the weir.
Yes No N/A
Upstream channel of weir straight for at least four times the depth of water level and free from disturbances.
Yes No N/A

Distance from sides of weir to side of channel at least 2H.
Yes No N/A
Area of approach channel at least (8 x nappe area) for upstream distance of 15H.
Yes No N/A
If not, is velocity of approach too high?
Yes No N/A
Head measurements properly made by facility personnel.
Yes No N/A
Leakage does not occur around weir.
Yes No N/A
Use of proper flow tables by facility personnel.
Yes No N/A
The stilling basin of the weir is of sufficient size and clear of debris.
Notes:Flow meter readout screens located in adjacent buildings.
PART III. FLOW MEASUREMENT INSPECTION CHECKLISTcontinued
ELECTROMAGNETIC METERS – N/A
Type and Size Influent:
Type and Size Effluent:
Yes No N/A
Is there a straight length of pipe or channel before and after the flowmeter of at least 6 diameters?
Yes No N/A
If a magnetic flowmeter is used, are there sources of electric noise in the near vicinity?
Yes No N/A
Magnetic flowmeter is properly grounded.
Yes No N/A
Is the full pipe requirement met?
PART III. FLOW MEASUREMENT INSPECTION CHECKLISTcontinued
VENTURI METERS – N/A
Type and Size Influent:
Type and Size Effluent:
Yes No N/A
Venturi meter is installed downstream from a straight and uniform section of pipe.
PART III. FLOW MEASUREMENT INSPECTION CHECKLISTcontinued
OTHER TYPES OF FLOW DEVICES – N/A
Type:
Float Bubbler Ultrasonic In-Line
Location:
Influent Effluent
Manufacturer:
Model:
What are the most common problems that the operator has had with the flowmeter?
None
Type:
Float Bubbler Ultrasonic Electrical meters
Location:
Influent Effluent
Manufacturer:
Model:
What are the most common problems that the operator has had with the flowmeter?
Notes:Primary flow measuring devices are the INF & EFF flow meters
PART III. FLOW MEASUREMENT INSPECTION CHECKLIST continued
CALIBRATION AND MAINTENANCE OF TOTALIZERS AND SECONDARY FLOW MEASUREMENT DEVICES
Yes No N/A
Flow totalizer properly calibrated.
Yes No N/A
Flow measurement equipment adequate to handle expected ranges of flow rates.
Yes No N/A
Frequency of routine inspection by proper operator:
Daily
Day/Week/Month/Year

Yes No N/A
Frequency of routine inspection by plant personnel:
Daily
Day/Week/Month/Year
Yes No N/A
Flowmeter calibration records kept
Montly
Year
Yes No N/A
Calibration frequency adequate.
What is the most common problem(s) that the facility has had with the secondary flow measurement device?
None
Accuracy of Flow Measurement- N/A
(Secondary Device against Primary Device)
Size and Type of Primary Device:
Reading from Primary Device (Feet/inches):
Equivalent to Actual Flow (MGD):
Facility recorded flow from Secondary Device:
Percent Error:
Correction Error:
Fill in the above only if the primary device has been correctly installed, or if the correction factor is known.
Notes:
Primary flow measuring devices are the INF & EFF flow meters, which are serviced
Monthly by an outside vendor for calibration and maintenance.
PART IV. LABORATORY QUALITY ASSURANCE CHECKLIST
LABORATORY INFORMATION
Yes No N/A
Commercial laboratory used:
Name:
Chemtech Ford labs
Address:
On file
Sandy, UT
Contact:
Phone Number:
[phone]
Parameters:
Check all that apply
BOD
Total Phosphorus
CBOD
Orthophosphate
TSS
Total Kjeldahl Nitrogen
TDS
Nitrate, NO3
Ammonia
Nitrite, NO2
Oil & Grease
Metals
E.coli
TTO
PART IV. LABORATORY QUALITY ASSURANCE CHECKLIST
SAMPLE HANDLING PROCEDURES – onsite lab area
Yes No N/A
Laboratory has sample custodian and a back-up custodian.
Yes No N/A
Access to laboratory area restricted to authorized personnel only.
Yes No N/A
Sample security area available within laboratory that is dry, clean, and isolated; has sufficient refrigerated space; and can be locked securely.

Yes No N/A
Lab personnel receive and log in all incoming samples.
Yes No N/A
Established chain-of-custody procedures followed.
Yes No N/A
Samples properly stored by lab personnel.
Notes:Onsite NELAC certified lab provides sample analyses for all parameters except Metals, and Oil & Grease. Off site NELAC certified lab not further evaluated.
PART IV. LABORATORY QUALITY ASSURANCE CHECKLIST
LABORATORY PROCEDURES – onsite lab area
Yes No N/A
Written laboratory QA manual available.
Yes No N/A
EPA-approved written analytical testing procedures used and protocols are easily accessible by laboratory personnel.
Yes No N/A
Calibration and maintenance of instruments and equipment satisfactory.
Yes No N/A
Samples are analyzed in accordance to 40 CFR 136.
Yes No N/A
Are DMR/QA tests required? If so, Results of last DMR/QA test available:
Date:
Yes No N/A
Facility lab does analyses for other permittees? If yes, list the facilities and permit numbers.
Facility:
Permit Number:
PART IV. LABORATORY QUALITY ASSURANCE CHECKLIST
LABORATORY FACILITIES AND EQUIPMENT – onsite lab area
Yes No N/A
Proper grade laboratory pure water available for specific analysis.
Yes No N/A
Adequate bench, instrumentation, storage, and recordkeeping space available.
Yes No N/A
Clean and orderly work area available to help avoid contamination.
Yes No N/A
Instruments/equipment in good condition.
Yes No N/A
Use proper safety equipment when necessary. Check all that apply.
Lab coats
Goggles
Gloves
Fume hoods
Safety glasses
Yes No N/A
Proper volumetric glassware used.
Yes No N/A
Glassware properly cleaned.
Yes No N/A
Discard standards after recommended shelf-life has expired.
Notes:
Off site NELAC certified labs not further evaluated.
PART IV. LABORATORY QUALITY ASSURANCE CHECKLIST
LABORATORY’S PRECISION, ACCURACY, AND CONTROL PROCEDURES
Yes No N/A
Analyzed multiple replicates (blanks, duplicates, spikes, and splits) for each type of control check and information recorded.
Yes No N/A
Plotted precision and accuracy control methods used to determine whether valid, questionable, or invalid data are being generated from day to day.
PART IV. LABORATORY QUALITY ASSURANCE CHECKLIST
DATA HANDLING AND REPORTING – onsite lab area
Yes No N/A
Uniformly apply round-off rules.
Yes No N/A

Establish significant figures for each analysis.
Yes No N/A
Report forms developed to provide complete data documentation and permanent records and to facilitate data processing.
Yes No N/A
Data reported in proper form and units.
Yes No N/A
Laboratory records readily available to regulatory agency for required time of 3 years.
Yes No N/A
Laboratory notebook or pre-printed data forms bound permanently or online electronic record keeping practices utilized to provide good documentation.
PART IV. LABORATORY QUALITY ASSURANCE CHECKLIST
LABORATORY PERSONNEL – onsite lab area
Yes No N/A
Enough analysts present to perform the analyses necessary.
Yes No N/A
Analysts have on hand the necessary references for EPA procedures being used.
Yes No N/A
Analysts trained in procedures performed through formal or informal training or certification programs.
Notes:Off site NELAC certified labs not further evaluated.
PART V. WHOLE EFFLUENT TOXICITY (WET)
Yes No N/A
Whole Effluent Toxicity (WET) testing is required by the permit.
Which species are required by permit used? Indicate below
Daphina magna
Ceriodaphnia dubia
Pimephales promelas (Fathead minnow)
Other
List:
Yes No N/A
Has approval for alternating species been granted?
Test Type:
Acute Frequency
N/A
Chronic Frequency
Quarterly
Dilution water source:
lab
Yes No N/A
Dilution water meets EPA requirements
Yes No N/A
If reconstituted, is water same hardness as receiving water(s)?
Yes No N/A
Any modification authorization?
CO2 Headspace
Chronic Sampling Frequency
Dechlorination
Zeolite resin (ammonia removal)
Yes No N/A
Results indicate an absence of toxicity? If not indicate dates of failures and species:
Dates
Species
Yes No N/A
Evidence of accelerated testing if toxicity present?
Yes No N/A
TIE/TRE in progress?
Yes No N/A
Whole Effluent Toxicity (WET) testing is conducted by the onsite laboratory.
Yes No N/A
Commercial laboratory used for WET
Name:
TRE Environmental Strategies (switching to WET, Inc. Labs)

Address:
On file
Ft. Collins, CO
Contact:
Dr, RamyNaddy
Phone:
[phone]
PART V. WHOLE EFFLUENT TOXICITY (WET) continued
Yes No N/A
WET testing protocols are clearly described.
Yes No N/A
WET culturing procedures are adequately documented for each organism tested.
Yes No N/A
Report format meets EPA requirements? (See Weber el. Al. 1998, 1989)
Yes No N/A
Does lab report indicate which statistical method was used for chronic tests?
Yes No N/A
Does permittee submit complete WET lab report to EPA/State?
Yes No N/A
Is the Lab State Certified?
Certification Date
Annually thru State BLI programPART VI. COMPLIANCE SCHEDULE STATUS REVIEW(if applicable)
Yes No N/A
The Permittee is meeting the terms of the compliance schedule.
Yes No N/A
Is the facility subject to a compliance schedule in it’s permit or by an Order?
If the facility is subject to an Order, note Docket Number
What Milestone(s) remain in the schedule?
Yes No N/A
Facility in compliance with unachieved milestones?
Yes No N/A
Facility has missed milestone dates.
Yes No N/A
Facility will still meet final compliance date.
GUIDE – VISUAL OBSERVATION – UNIT PROCESS
Rating Codes:
S = Satisfactory
U = Unsatisfactory
M = Marginal
IN = In Operation
Out = Out of Operation
N/A = Not Applicable
Condition or Appearance
Rating
Comments
GENERAL
Grounds
S
Buildings
S
Potable water supply protection
S
Safety features
S
By-passes
N/A
PRELIMINARY
Maintenance of collection lines
S
Pump stations

S
Ventilation
S
Bar screen(s)
S
Comminutor
N/A
Grit chamber
S
Disposal of screenings and grit
S
PRIMARY
Settling tanks
S
Scum removal
S
Sludge removal
S
Effluent
S
Clear, no concerns as observed.
SLUDGE
Digesters
N/A
Sludge pumps
N/A
Drying beds
N/A
Disposal of sludge
N/A
OTHER
Flow meter and recorder
S
Records
S
Lab controls
S
Treatment lagoons
N/A
Chlorinators
N/A
UV disinfection
Contact tank and contact time
N/A
NOTATIONS BY EVALUATOR
Check each of the following items in terms of their estimated adverse effect on the performance of the plant
Item
Major
Minor
None
Item
Major
Minor
None
Staff complement
x
Overloads
x
Personnel training
x

Hydraulic
Operating budget
x
Periodic
Laboratory control
x
Continuous
Instrumentation
x
Organic
Industrial waste
x
Periodic
Equipment failure
x
Continuous
Treatment process
x
Overload causes
x
Sludge handling
x
Infiltration
Equipment maintenance
x
Combined sewers
Spare parts inventory
x
Rapid population growth
Power failure
x
Increased service area
Other
x
Other
Describe briefly the major problems indicated above or other pertinent information:
No problems identified. Facility operations appear well maintained and operated.