Loading...
HomeMy WebLinkAboutDSHW-2025-001960 ATK Launch Systems, Inc. • P.O. Box 98 Magna, Utah 84044 • (801) 250-5911 April 10, 2025 Mr. Doug Hansen, Director Utah Department of Environmental Quality Division of Waste Management and Radiation Control P.O. Box 144880 195 North 1950 West Salt Lake City, Utah 84114-4880 RE: Northop Grumman Systems Corporation, Bacchus Facility, EPA ID# UTD001705029 Annual 2025 Groundwater Sampling Campaign Letter Resubmittal Dear Mr. Hansen, The purpose of this letter is to inform the Division of Waste Management and Radiation Control that ATK Launch Systems Inc., Bacchus Facility, will start the annual groundwater sampling campaign the week of May 5, 2025. Please note this is a resubmittal of a letter submitted earlier today. Table 2 contained an error. The random number generator selected the blind duplicate GW-720 be at GW-046 and not GW-042 as indicated in the earlier letter. The annual sampling campaign will consist of potentially sampling up-to 88 monitoring points. Table 1 attached, contains a list of parameters each well will be sampled for, and Table 2 contains the QA/QC samples and the corresponding well number. If you have questions, or need additional information, please contact Tim Jimenez at (801) 251-2142, e-mail timothy.jimenez@ngc.com; or Blair Palmer at (435) 863-2430, e-mail blair.palmer@ngc.com. Sincerely, Blair Palmer Manager, Environmental Services ATK Launch Systems, Inc. • P.O. Box 98 Magna, Utah 84044 • (801) 250-5911 ATK Bacchus 2025 Annual Groundwater Sampling Well List TABLE 1 Well Volatiles Nitrate/ Nitrite Perchlorate HMX/RDX NG GW-1 Annual Annual GW-2 Annual GW-3 Annual GW-4 Annual Annual GW-5 Annual Annual GW-6 Annual Annual GW-7 Annual GW-8 Annual GW-9 Annual GW-10 Annual Annual Annual Annual GW-11 Annual GW-12 Annual Annual Annual GW-13 Annual Annual Annual GW-14 Annual Annual GW-15 Annual Annual GW-16 Annual GW-17 Annual Annual GW-18 Annual Annual GW-19 Annual Annual Annual GW-20 Annual Annual Annual GW-21 Annual Annual GW-24 Annual Annual GW-25 Annual Annual Annual GW-25A Annual Annual Annual GW-25B Annual Annual Annual GW-26 Annual Annual GW-28 Annual Annual GW-29 Annual Annual GW-30 Annual Annual Annual GW-31 Annual Annual GW-32 Annual GW-33 Annual Annual GW-34 Annual Annual GW-35 Annual Annual GW-36 Annual GW-37 Annual GW-38 Annual Annual ATK Launch Systems, Inc. • P.O. Box 98 Magna, Utah 84044 • (801) 250-5911 GW-39 Annual Annual 2 ATK Bacchus 2025 Annual Groundwater Sampling Well List Table 1 (Continued) Well Volatiles Nitrate/ Nitrite Perchlorate HMX/RDX NG GW-40 Annual Annual GW-41 Annual GW-42 Annual Annual GW-43 Annual Annual GW-44 Annual Annual GW-45 Annual GW-46 Annual Annual GW-47 Annual Annual GW-48 Annual GW-49 Annual Annual GW-50 Annual Annual GW-51 Annual Annual GW-53 Annual Annual GW-54 Annual Annual GW-54A Annual Annual GW-56 Annual Annual GW-57 Annual Annual GW-58 Annual GW-59 Annual GW-60 Annual Annual GW-61 Annual Annual GW-62 Annual Annual Annual GW-63 Annual Annual Annual GW-64 Annual Annual Annual GW-65 Annual Annual Annual GW-66 Annual Annual Annual Annual GW-67 Annual Annual Annual GW-68 Annual Annual Annual GW-69 Annual Annual Annual GW-70 Annual Annual Annual GW-71 Annual GW-72 Annual Annual GW-73 Annual Annual GW-74 Annual GW-75 Annual Annual GW-76A Annual Annual ATK Launch Systems, Inc. • P.O. Box 98 Magna, Utah 84044 • (801) 250-5911 GW-77 Annual Annual 3 ATK Bacchus 2025 Annual Groundwater Sampling Well List Table 1 (Continued) Well Volatiles Nitrate/ Nitrite Perchlorate HMX/RDX NG GW-78 Annual GW-791 Annual Annual GW-792 Annual Annual GW-801 Annual Annual GW-802 Annual Annual GW-803 Annual Annual GW-811 Annual Annual GW-812 Annual Annual GW-82 Annual Annual GW-83 Annual Annual GW-85 Annual Annual GW-86 Annual Annual GW-87 Annual Annual FB-001 X FB-002 FB-003 X FB-004 FB-005 FB-006 X FB-007 X FB-008 X FB-009 GW-715 X X GW-716 X X GW-717 X X GW-718 X X GW-719 X X GW-720 X X GW-721 X X GW-722 X X GW-723 X ATK Launch Systems, Inc. • P.O. Box 98 Magna, Utah 84044 • (801) 250-5911 4 ATK Bacchus 2025 Annual Groundwater Well Sampling List Table 2 TABLE 2 QA/QC SAMPLES Sample No. Well No. Type FB-001 GW-003 QA/QC FB-002 GW-060 QA/QC FB-003 GW-071 QA/QC FB-004 GW-007 QA/QC FB-005 GW-026 QA/QC FB-006 GW-083 QA/QC FB-007 GW-008 QA/QC FB-008 GW-046 QA/QC FB-009 GW-075 QA/QC GW-715 GW-076A BD GW-716 GW-042 BD GW-717 GW-047 BD GW-718 GW-004 BD GW-719 GW-791 BD GW-720 GW-046 BD GW-721 GW-811 BD GW-722 GW-051 BD GW-723 GW-009 BD Note: QA/QC = Field Blank BD = Blind Duplicate