EXH AR045478: Ground Water Study — STIA Quarterly Ground Water Level Measurements, C1 (Qva) Monitoring Well Network

Notes

Letter dated August 1, 2000 from Associated Earth Sciences, Inc. (AESI), Project No. BV97016D, to Mr. John Wietfeld and Mr. Roger Nye of Washington State Department of Ecology Northwest Regional Office, on behalf of Port Of Seattle. Transmits quarterly ground water level measurements for Q1–Q4 from select wells completed in the C1 (Qva) advance outwash aquifer at Seattle-Tacoma International Airport (STIA), per Agreed Order #97TC-N122 Section IV Item 2. Includes 20 monitoring wells (MW-E, CMW-7, CMW-8, HZ-13, HZ-16, MW-2, MW-7, MW-6, MW-2A, MW-1, SSW-2, MW-3, DEL-15, MWE-05, MWE-07, HC99_B-32, HC99_B-33, HC99_B-41, HC99_B-46) in the Aircraft Operations and Maintenance Area (AOMA) and Third Runway area; six pressure transducers collecting data every six hours since September 29, 1999; ground water flow direction maps; and a CD database (Agreed Order Section IV Item 1.c). Well owners include United Airlines, RAC, Budget Rental, Northwest Airlines, Delta Airlines, and Port Of Seattle.

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