Ecology home > Environmental Assessment > Groundwater assessment

Ecology groundwater assessment studies

underway | completed

Completed studies
map of Washington state
88
87
86
85
84
83
82
81
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
88
 		Groundwater Assessment Program Pilot Project
Report(s):
Monitoring locations and results:
87
 		Deschutes River TMDL Groundwater Support
Report(s):
Monitoring locations and results:
86
 		Saginaw Mill Groundwater Monitoring
Report(s):
Monitoring locations and results:
85
 		An Evaluation of a Piezometer-based Constant Head Injection Test (CHIT) for use in Groundwater/Surface Water Interaction Studies
Report(s):
84
 		Spokane River Temperature Profile, Barker Road to Plantes Ferry Park, September 2005
Report(s):
83
 		Naches River Temperature TMDL Groundwater Support
Report(s):
Monitoring locations and results:
82
 		Walla Walla Temperature TMDL Groundwater Support
Report(s):
Monitoring locations and results:
81
 		Wenatchee TMDL Groundwater Support
Report(s):
Monitoring locations and results:
80
 		Henderson Nisqually TMDL Groundwater Support
Report(s):
Monitoring locations and results:
79
 		Lake Whatcom TMDL Groundwater Support
Report(s):
Monitoring locations and results:
78
 		Screening for Pharmaceuticals in Wastewater Treatment Plant Effluents, Groundwater, and Surface Water in the Sequim-Dungeness Area
Report(s):
Monitoring locations and results:
77
 		Groundwater Contributions to Siebert Creek (Clallam County) During Summer of 2003
Report(s):
76
 		Ambient Groundwater Monitoring – West Valley Area, Yakima County
Report(s):
Monitoring locations and results:
75
 		Strategic Recommendations for Groundwater Assessment Efforts of the Environmental Assessment Program
Report(s):
74
 		Ambient Groundwater Monitoring - Agnew/Carlsborg Area, Clallam County
Report(s):
Monitoring locations and results:
73
 		Upper Sammamish River Surface Water-Groundwater Interaction Study
Report(s):
Monitoring locations and results:
72
 		Moses Lake TMDL Groundwater Study
Report(s):
Monitoring locations and results:
71
 		Surface Water-Ground Water Interactions Along the Dungeness River and Vertical Hydraulic Conductivity of Streambed Sediments, Clallam County, Washington, September 1999-July 2001
Report(s):
70
 		Restover Truck Stop Groundwater Monitoring
Report(s):
Monitoring locations and results:
69
 		Comparison of Hydraulic Conductivity Data in the Sequim-Dungeness Area
Report(s):
68
 		Nooksak Dairies Groundwater Quality
Report(s):
Monitoring locations and results:
67
 		Aquifer Vulnerability in the Columbia Basin Irrigation Project Area
Report(s):
66
 		Effects of Land Application of Dairy Manure and Wastewater on Groundwater Quality: Pre- and Post-Animal Waste Holding Pond Monitoring
Report(s):
Monitoring locations and results:
65
 		Relationship Between the Upper Dungeness River and the Bedrock Aquifer, Clallam County
Report(s):
64
 		Assessment of Surface Water and Groundwater Interchange within the Muck Creek Watershed, Pierce County
Report(s):
Monitoring locations and results:
63
 		Spokane River/Aquifer Interaction Project Results, May - November 1999
Report(s):
Monitoring locations and results:
62
 		American Crossarm and Conduit Groundwater Monitoring
Report(s):
Monitoring locations and results:
61
 		WDOT Skokomish Groundwater monitoring and mounding analysis
Report(s):
Monitoring locations and results:
60
 		Smith Prairie Groundwater Quality Assessment
Report(s):
Monitoring locations and results:
59
 		Occurrence of Methyl Tertiary-Butyl Ether (MTBE) in Groundwater at Leaking Underground Storage Tank Sites in Washington
Report(s):
58
 		Hamilton/Labree Road PCE Site Groundwater Monitoring
Report(s):
Monitoring locations and results:
57
 		Northcentral Sumas-Blaine Surficial Aquifer Nitrate Characterization Project
Report(s):
Monitoring locations and results:
56
 		Nutrient Loading Estimates: Groundwater Discharge to South Puget Sound
Report(s):
55
 		Groundwater Data Compilation for the Okanogan Watershed
Report(s):
54
 		Statewide groundwater baseflow study
Report(s):
53
 		Moses Lake Dunes Wastewater Treatment Plant, Class II Groundwater Inspection
Report(s):
Monitoring locations and results:
52
 		Nooksack Surficial Aquifer Characterization
Report(s):
51
 		Nooksak Aquifer Vulnerability Pilot Study
Report(s):
50
 		WATERSHED ASSESSMENT WATER RESOURCE INVENTORY AREA 28, SALMON-WASHOUGAL
Report(s):
49
 		Monterey Apartments Ground Water Monitoring, October 1995 - November 1997
Report(s):
Monitoring locations and results:
48
 		Basic American Foods Class II Groundwater Inspection
Report(s):
Monitoring locations and results:
47
 		Chehalis River Watershed Surficial Aquifer Characterization
Report(s):
46
 		Yelm Groundwater Baseline Sampling
Report(s):
Monitoring locations and results:
45
 		Pesticide Residues in the Kittitas Valley Surficial Aquifer
Report(s):
Monitoring locations and results:
44
 		Deer Park Land Application project
Report(s):
Monitoring locations and results:
43
 		Pendleton Woolen Mill Land Application Site Ground Water Monitoring Evaluation
Report(s):
Monitoring locations and results:
42
 		A Report on Nitrate Contamination of Ground Water in the mid-Columbia Basin
Report(s):
41
 		Pesticide Residues in the Skagit Delta Surficial Aquifer - Washington State Pesticide Monitoring Program
Report(s):
Monitoring locations and results:
40
 		Pesticides in Washington Groundwater
Report(s):
39
 		Relationship Between Ground Water and Surface Water in the Quilceda Creek Watershed
Report(s):
Monitoring locations and results:
38
 		Evaluation of Groundwater Contamination at Roeder Avenue Landfill, Bellingham
Report(s):
Monitoring locations and results:
37
 		Toftdahl Drum Site Ground Water Monitoring
Report(s):
Monitoring locations and results:
36
 		Argonne Road Ground Water Characterization of Organic Solvents November 1995 & May 1996
Report(s):
Monitoring locations and results:
35
 		Ground Water Quality Characterization and Nitrate Investigation of the Glade Creek Watershed
Report(s):
Monitoring locations and results:
34
 		Assessments for Ground Water Contamination Potential: Sequim Bay State Park
Report(s):
33
 		Pesticide Residues in the Walla Walla Surficial Aquifer - Pesticides in Ground Water Report #7
Report(s):
Monitoring locations and results:
32
 		Duwamish - Green Watershed Initial Assessment
Report(s):
31
 		Assessments for Ground Water Contamination Potential: Fort Flagler
Report(s):
30
 		Evaluation of the Potential for Ground Water Contamination at Sunland Land Application Site
Report(s):
29
 		Quilcene Soil Gas Survey - Quilcene, Washington May 1994
Report(s):
28
 		Loon Lake Class II Inspection, Groundwater Permit No. ST 8019
Report(s):
27
 		Endicott School Soil Gas Survey Endicott Washington, August 1993
Report(s):
26
 		Estimates of Ground-Water Contaminant Loading to the Colville River in the Vicinity of L-Bar Products
Report(s):
25
 		Whatcom County Hydraulic Continuity Investigation, Part I and II
Report(s):
24
 		Vadose Zone Monitoring at Tree Top Land Application Site in Selah, WA, June-Dec. 1992
Report(s):
Monitoring locations and results:
23
 		Effects of Leakage from Four Dairy Waste Storage Ponds on Ground Water Quality
Report(s):
22
 		Pesticide Residues in the Woodland Surficial Aquifer, Pesticide Report #6
Report(s):
Monitoring locations and results:
21
 		Pesticide Residues in the East Chehalis Surficial Aquifer/Pesticides in Ground Water-Report No. 5
Report(s):
Monitoring locations and results:
20
 		Republic Soil Gas Survey, Republic WA
Report(s):
19
 		Water-Level Monitoring, Bellingham Frozen Foods, September 14 through December 9, 1993, Bellingham, Washington
Report(s):
18
 		High chloride concentrations in ground water withdrawn from above sea level aquifers, Whidbey Island, Washington
Report(s):
17
 		Memorandum on Soil Gas Sampling at Great Western Malting Company, Vancouver, Washington - September 1992
Report(s):
16
 		Pesticide Residues in the Moxee and Ahtanum Surficial Aquifers
Report(s):
Monitoring locations and results:
15
 		Quincy Agricultural Chemicals Ground Water Assessment
Report(s):
Monitoring locations and results:
14
 		Ground Water Quality Assessment: Sheridan Dairy Lagoon - Adna, Washington
Report(s):
13
 		Summary of Ecology Lagoon Ground Water Assessments. Memorandum to Phil KauzLoric.20, 1992
Report(s):
12
 		Ground Water Quality Assessment: Whatcom County Dairy Lagoon #2 - Lynden, Washington
Report(s):
11
 		National Frozen Foods/Midway Meats Land Application Groundwater Study
Report(s):
10
 		Gleed Agricultural Chemicals Ground Water Quality Assessment
Report(s):
Monitoring locations and results:
9
 		Assessment of Ground Water and Surface Water Contamination at the Washington State University Chemical Dump Site-Pullman, Washington, March 13-15, 1990
Report(s):
8
 		Rochester Ground Water Quality Investigation
Report(s):
Monitoring locations and results:
7
 		Washington State Agricultural Chemicals Pilot Study - Area 2
Report(s):
Monitoring locations and results:
6
 		Washington State Agricultural Chemicals Pilot Study - Area 1
Report(s):
Monitoring locations and results:
5
 		Washington State Agricultural Chemicals Pilot Study - Area 3
Report(s):
Monitoring locations and results:
4
 		Global Aqua Start Up Ground Water Monitoring Investigation, Rochester, Washington. Memo to John Bernhardt January 22, 1990.
Report(s):
3
 		Long Beach Peninsula Ground Water Study
Report(s):
2
 		Chehalis River TMDL, Ground Water Reconnaissance and Estimated Inflows. Memo to Paul Pickett.
Report(s):
Monitoring locations and results:
1
 		Assessment of Ambient Groundwater Quality Conditions in the Surficial Unconsolidated Sedimentary Aquifer of the Moxee Valley, Yakima County, Washington
Report(s):
Monitoring locations and results:
For more information about the Environmental Assessment Program groundwater team activities, please contact: Darrel Anderson (dand461@ecy.wa.gov). For questions about this web page please contact Charles Pitz (chpi461@ecy.wa.gov).