YTEP
Water Quality Permit Page
| Date Issued | Project Proponent | Project Name | Waterbody and Location |
| 11/02/2004 | FHWA/RNPSP | alder camp permit | Richardson Creek, Klamath, CA |
| 6/20/2005 | CalTrans | klamath grade raise geotech permit | Klamath River, Spruce Creek, Panther Creek, Hunter Creek, - Klamath, CA |
| 4/18/2007 | Del Norte County | Klamath Beach Road Repair | Klamath River/Estuary Klamath, CA |
| 4/18/2007 | CalTrans | Highway 169 four bridge replacement | Cappell Creek, Mawah Creek, Martin's Ferry School Creek Weitchpec, CA |
| 5/7/2007 | IHS/Yurok Tribe | Weitchpec Waterline Repair | Gist Creek Weitchpec, CA |
| 5/9/2007 | Yurok Tribe | Wautec Line Extension | Klamath River, various tributaries along hwy 169, Weitchpec to Pecwan, CA |