Reservoir · Oregon · United States · BOR RISE
Agate Reservoir
Agate Reservoir and Dam
14.1% full
Capacity
5.9 hm³
Volume stored
1 hm³
Vs month average
88% of normal
Coordinates
42.415°N, 122.772°W
Last updated
2026-10-14
Current fill
14.1%vs 7 days ago
-0.1%losing
vs 1 year ago
-7.9%year-over-year
7-day trend
→stable
Drought context
Storage vs October average
88%of normal
14.1% full on 2026-10-14, against an average of 16.1% for October across 6 years of readings (-2.0 points).
Drought Monitor at this site · 13 October 2026
D2severe drought
The ground at Agate Reservoir's coordinates falls inside the D2 area of the weekly U.S. Drought Monitor map. That describes local conditions — rainfall, soil moisture, streamflow — not the reservoir's storage. Oregon drought figures →
Data source: BOR RISE — US Bureau of Reclamation — daily reservoir storage volume. Capacity is the design (normal full-pool) capacity from the US National Inventory of Dams (NID); fill % = current volume ÷ design capacity. Last reading: 2026-10-14.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 42.415, -122.772 · Open in Google Maps
About Agate Reservoir
As of October 14, 2026, Agate Reservoir is filled to 14.1% of its total capacity, holding roughly 1 hm³ of water out of a maximum 6 hm³. At this level the reservoir is critically low.
Over the most recent week on record the fill level has held broadly steady (-0.1 pts), and it is 7.9 points below its level on the same date a year earlier.
Across the readings we hold for Agate Reservoir — 2187 data points between October 16, 2021 and October 14, 2026 — the level has ranged from a low of 9.3% (October 16, 2021) to a high of 100.2% (March 16, 2025). On average the reservoir is fullest around April and at its lowest around October.
It is operated by BOR primarily for multiple purposes. It lies within the Oregon basin at 42.415°N, 122.772°W.
Key facts
- Current fill level
- 14.1%
- Water stored
- 1 hm³
- Total capacity
- 6 hm³
- 7-day change
- ▼ 0.1 pts
- Year-on-year
- ▼ 7.9 pts
- Primary use
- Multipurpose
- River basin
- Oregon
- Operator
- BOR
- Coordinates
- 42.415°N, 122.772°W
- Last updated
- October 14, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 14 Oct 2026 | 14.1% | 1 |
| 13 Oct 2026 | 14.1% | 1 |
| 12 Oct 2026 | 14.1% | 1 |
| 11 Oct 2026 | 14.2% | 1 |
| 10 Oct 2026 | 14.2% | 1 |
| 9 Oct 2026 | 14.2% | 1 |
| 8 Oct 2026 | 14.2% | 1 |
| 7 Oct 2026 | 14.2% | 1 |
| 6 Oct 2026 | 14.2% | 1 |
| 5 Oct 2026 | 14.2% | 1 |
| 4 Oct 2026 | 14.2% | 1 |
| 3 Oct 2026 | 14.2% | 1 |