Reservoir · New Mexico · United States · BOR RISE
Brantley Reservoir
Brantley Reservoir and Dam
92.9% full
Capacity
50.64 hm³
Volume stored
47 hm³
Vs month average
156% of normal
Coordinates
32.544°N, 104.381°W
Last updated
2026-10-26
Current fill
92.9%vs 7 days ago
+2.8 ppgaining
vs 1 year ago
+51.0 ppyear-over-year
7-day trend
↑rising
Drought context
Storage vs October average
156%of normal
92.9% full on 2026-10-26, against an average of 59.7% for October across 6 years of readings (+33.2 points).
Drought Monitor at this site · 20 October 2026
D0abnormally dry
The ground at Brantley Reservoir's coordinates falls inside the D0 area of the weekly U.S. Drought Monitor map. That describes local conditions — rainfall, soil moisture, streamflow — not the reservoir's storage. New Mexico drought figures →
Data source: BOR RISE — US Bureau of Reclamation — daily reservoir storage volume. Design capacity is unavailable for this site, so fill % is estimated against the 5-year maximum storage and may overstate fullness. Last reading: 2026-10-26.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 32.544°N, 104.381°W · Open in Google Maps
About Brantley Reservoir
As of October 26, 2026, Brantley Reservoir is filled to 92.9% of its total capacity, holding 47.04 hm³ of water out of a maximum 50.64 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has risen by 2.8 percentage points, and it is 51.0 points above its level on the same date a year earlier.
Across the readings we hold for Brantley Reservoir — 1824 data points between October 29, 2021 and October 26, 2026 — the level has ranged from a low of 19.2% (August 16, 2022) to a high of 104.7% (January 9, 2025). On average the reservoir is fullest around March and at its lowest around August.
It is operated by BOR primarily for multiple purposes. It is at 32.544°N, 104.381°W.
Key facts
- Current fill level
- 92.9% of total capacity
- Water stored
- 47.04 hm³
- Total capacity
- 50.64 hm³
- 7-day change
- ▲ 2.8 pp
- Year-on-year
- ▲ 51.0 pp
- Primary use
- Multipurpose
- Operator
- BOR
- Coordinates
- 32.544°N, 104.381°W
- Last updated
- October 26, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 26 Oct 2026 | 92.9% | 47.04 |
| 25 Oct 2026 | 90.3% | 45.75 |
| 24 Oct 2026 | 89.8% | 45.48 |
| 23 Oct 2026 | 89.3% | 45.21 |
| 22 Oct 2026 | 89.8% | 45.48 |
| 21 Oct 2026 | 90.3% | 45.72 |
| 20 Oct 2026 | 90.1% | 45.62 |
| 19 Oct 2026 | 90.1% | 45.62 |
| 18 Oct 2026 | 89.6% | 45.38 |
| 17 Oct 2026 | 89.9% | 45.55 |
| 16 Oct 2026 | 90.6% | 45.86 |
| 15 Oct 2026 | 91.4% | 46.27 |