| Title (link to summary) |
Number |
Date (released or updated) |
| Chehalis River Watershed Surficial Aquifer Characterization | 98-335 | December 1998 |
| 1998 Sediment Trap Monitoring of Suspended Particulates in Stormwater Discharges (Thea Foss) | 98-336 | December 1998 |
| DDT in Osoyoos Lake Fish | 98-337 | December 1998 |
| Washington State Marine Water Quality in 1996 and 1997 | 98-338 | December 1998 |
| Appendix A for: Washington State Marine Water Quality in 1996 and 1997 | 98-338AppA | December 1998 |
| Appendix B for: Washington State Marine Water Quality in 1996 and 1997 | 98-338AppB | December 1998 |
| Appendix C for: Washington State Marine Water Quality in 1996 and 1997 | 98-338AppC | December 1998 |
| Stream Biological Assessments (Benthic Macroinvertebrates) for Watershed Analysis/Mid-Sol Duc Water | 98-334 | November 1998 |
| Basic American Foods Class II Groundwater Inspection | 98-330 | October 1998 |
| Rocky Ford Creek TMDL Study | 98-326 | September 1998 |
| Restover Truck Stop Ground Water Monitoring, February and July 1998. | 98-327 | September 1998 |
| Marine Sediment Monitoring Program II - Distribution and Structure of Benthic Communities in Puget Sound - 1989-1993 | 98-328 | September 1998 |
| Cadmium, Lead, and Zinc in the Spokane River Recommendations for TMDL and Waste Load Allocations | 98-329 | September 1998 |
| Marine Sediment Monitoring Program I - Chemistry and Toxicity Testing. 1989-1995 | 98-323 | August 1998 |
| Mill Creek and Cameron Creek Benthic Macroinvertebrate Survey | 98-324 | August 1998 |
| Lakewood/Plaza Cleaners February 2, 1998 | 98-325 | August 1998 |
| Washington State Dioxin Source Assessment | 98-320 | July 1998 |
| Data Appendix (Appendix D): Washington State Dioxin Source Assessment | 98-321 | July 1998 |
| Diquat Concentrations in the Steilacoom Lake Outlet (Chambers Creek) | 98-322 | July 1998 |
| P2: Pollution Prevention for Environmental Analytical Laboratories | 98-319 | June 1998 |
| Chehalis Best Management Practices Evaluation Project, 1997-98 Annual Report | 98-316 | June 1998 |
| River and Stream Ambient Monitoring Report for Wateryear 1996 | 98-317 | June 1998 |
| City of Ferndale Wastewater Treatment Plant Class II Inspection, June 16-18, 1997 | 98-318 | June 1998 |
| Appendices for the report, Assessment of Metals Contamination in Sediments of Gibbons Creek Remnant Channel | 98-315app | May 1998 |
| Rainbow Trout Abnormalities in Douglas Creek: Results from Chemical Analyses. Memo to Terry Jackson, WDFW, May 27, 1998. | 98-e02 | May 1998 |
| Sumas-Blaine Surficial Aquifer Nitrate Characterization | 98-310 | May 1998 |
| Dissolved Oxygen in Lake Whatcom/Trend in the Depletion of Hypolimnetic Oxygen in Basin I 83-97 | 98-313 | May 1998 |
| Monterey Apartments Ground Water Monitoring, October 1995 - November 1997 | 98-314 | May 1998 |
| Assessment of Metals Contamination in Sediments of Gibbons Creek Remnant Channel | 98-315 | May 1998 |
| Chemical Evaluation of Intertidal Sediments at Boulevard Park, Bellingham, WA | 98-308x | April 1998 |
| Aquatic Plants Technical Assistance Program 1997 Activity Report | 98-311 | April 1998 |
| Upper White River Spring Chinook Habitat Assessment Study | 98-304 | March 1998 |
| Washington State Pesticide Monitoring Program: 1996 Surface Water Sampling Report | 98-305 | March 1998 |
| Biochemical Oxygen Demand (BOD) and Carbonaceous BOD (CBOD) in Water and Wastewater | 98-307 | March 1998 |
| Chehalis Best Management Practices Evaluation Project, 1996-97 Beaver/Allen Creek WQ Data Report | 98-309 | March 1998 |
| Washington State Pesticide Monitoring Program: 1995 Surface Water Sampling Report | 98-300 | 1998 |
| Yelm Groundwater Baseline Sampling | 98-301 | 1998 |
| Garrison Creek Use-Based Receiving Water Study | 98-302 | 1998 |
| City of Chehalis Wastewater Treatment Plant Class II Inspection, June 1997 | 98-303 | 1998 |
| Appendices: Marine Sediment Monitoring Program I - Chemistry and Toxicity Testing. 1989 - 95 | 98-323app | 1998 |
| Chehalis Best Management Practices Evaluation Project, 1996/97 Water Quality Data Report for Bunker Creek | 98-333 | 1998 |
| Data Report on Jackson Park/Erlands Point Clam and Sediment Samples. Memo to Craig Thompson, TCP. (March 6 memo + March 23 correction memo) | 98-e01 | 1998 |
| Predicting the Toxicity of Sediment-Associated Trace Metals with Simultaneously Extracted Trace Metal: Acid-Volatile Sulfide Concentrations and Dry Weight-Normalized Concentrations: A Critical Comparison | 98-e03 | 1998 |
| Evaluation of R-Emap Techniques for the Measurement of Ecological Integrity of Streams in Washington State's Coast Range Ecoregion. Article in Environmental Monitoring and Assessment 51:345-355, 1998. | 98-e04 | 1998 |
