Water right · Umatilla County, Oregon, United States
Umatilla River water right 75454
Umatilla River water right 75454 is a water right in Umatilla County, Oregon, United States, held by Maxwell Irrigation Co.
Facts
Every value links to its source, and to the source's own record where it has one. Licences and last-checked dates are per row.
| Fact | Value | Source |
|---|---|---|
| Name in the source | Water right 75454 (Umatilla River) | Oregon Water Resources Department water rights (points of diversion) · record · Public domain by statute · checked 24 Oct 2026 |
| Location | Umatilla County, Oregon | Oregon Water Resources Department water rights (points of diversion) · record · Public domain by statute · checked 24 Oct 2026 |
| Status | Active (certificate) | Oregon Water Resources Department water rights (points of diversion) · record · Public domain by statute · checked 24 Oct 2026 |
| Holder | Maxwell Irrigation Co. | Oregon Water Resources Department water rights (points of diversion) · record · Public domain by statute · checked 24 Oct 2026 |
| Flow | 56.9 l/s | Oregon Water Resources Department water rights (points of diversion) · record · Public domain by statute · checked 24 Oct 2026 |
| Priority date | 11 Sept 1894 | Oregon Water Resources Department water rights (points of diversion) · record · Public domain by statute · checked 24 Oct 2026 |
| Water use | Irrigation, livestock and domestic | Oregon Water Resources Department water rights (points of diversion) · record · Public domain by statute · checked 24 Oct 2026 |
| Water source | Umatilla River (surface water) | Oregon Water Resources Department water rights (points of diversion) · record · Public domain by statute · checked 24 Oct 2026 |
| Coordinates | 45.7584, -119.2164 | Oregon Water Resources Department water rights (points of diversion) · record · Public domain by statute · checked 24 Oct 2026 |
Research on this water right and its holder.Who holds it up to the parent company, its use, its transfers and the land it serves, and an introduction to the holder.
Request researchHow it compares by diversion rate
Umatilla River water right 75454 is the 4,927th-largest of 11,179 water rights in Oregon and the 8,610th-largest of 20,031 in the United States by diversion rate, with 56.9 l/s. Its register states no face-value volume, only a maximum diversion rate, so it is ranked by that rate among the water rights in our data that state one. A rate is the most the right allows at any moment, not what is used, so rates are not added up.
| Within | Rank |
|---|---|
| Oregon | 4,927th of 11,179 |
| United States | 8,610th of 20,031 |
Nearby
Within 50 km of this water right: 12 data centers and 10 power plants (4 operating, 2,801 MW), measured from the coordinates in the facts above. The table shows the nearest 6, up to 3 per kind.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Amazon Web Services | Data center | — | — | 7.6 km |
| Hermiston Power Partnership | Power plant | 689 MW | Operating | 8.5 km |
| Amazon Web Services | Data center | — | — | 12 km |
| Hermiston Generating Plant | Power plant | 621 MW | Operating | 13 km |
| Amazon Web Services | Data center | — | — | 17 km |
| McNary | Power plant | 991 MW | Operating | 21 km |
Holder and place
Other water rights in Oregon
- Klamath River water right KA 1000540,778 acre-ft/year
- Owyhee Reservoir water right 75691357,277 acre-ft/year
- Rogue River water right 54020125,000 acre-ft/year
- Klamath River water right KA 313108,229 acre-ft/year
- Klamath River water right KA 31276,715 acre-ft/year
- Mckay Reservoir water right 9635173,250 acre-ft/year
- Mckay Reservoir water right 9635373,250 acre-ft/year
- Upper Klamath Lake water right KA 32066,206 acre-ft/year
Data on this page
- Source: U.S. Energy Information Administration (Sep 2026). EIA-860 / 860M / 923, Public domain.
- Nevada Division of Water Resources water rights points of diversion. Nevada Division of Water Resources water rights points of diversion, CC0 1.0 Universal.
- © OpenStreetMap contributors. OpenStreetMap data centers, ODbL 1.0.
- Oregon Water Resources Department water rights (points of diversion). Oregon Water Resources Department water rights (points of diversion), Public domain by statute.