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| Title (link to summary) | Number | Date (released or updated) |
|---|---|---|
| Cedar Way Detention Dam Hydrologic Analysis | OFTR 90-07 | October 1990 |
| Little Klickitat River Basin Fish Habitat Analysis Using the Instream Flow Incremental Methodology | 90-030 | August 1990 |
| Minimum Standards for Construction and Maintenance of Wells | 91-71 | March 1990 |
| Lopez Island Test/Observation Well Completion Report | OFTR 90-03 | March 1990 |
| Brief Analysis of the Cause of Reduced Spring Discharge and Streamflow, Sinking Creek Area, Lincoln County | OFTR 90-02 | February 1990 |
| Beehive Reservoir Hydrologic Analysis | OFTR 90-01 | 1990 |
6 publications released or revised in 1990
