Reservoir · Texas · United States · USGS NWIS
Greenbelt Lake
5.3% full
Capacity
73.76 hm³
Volume stored
4 hm³
Coordinates
35.001°N, 100.895°W
Last updated
2026-09-30
Current fill
5.3%vs 7 days ago
0.0%stable
vs 1 year ago
-4.1%year-over-year
7-day trend
→stable
Data source: USGS National Water Information System (NWIS) — 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: 2026-09-30.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 35.001, -100.895 · Open in Google Maps
About Greenbelt Lake
As of September 30, 2026, Greenbelt Lake is filled to 5.3% of its total capacity, holding roughly 4 hm³ of water out of a maximum 74 hm³. At this level the reservoir is critically low.
Over the most recent week on record the fill level has held broadly steady (+0.0 pts), and it is 4.1 points below its level on the same date a year earlier.
Across the readings we hold for Greenbelt Lake — 1444 data points between October 1, 2022 and September 30, 2026 — the level has ranged from a low of 5.3% (September 23, 2026) to a high of 14.0% (June 11, 2023). On average the reservoir is fullest around May and at its lowest around September.
It is operated by USGS primarily for multiple purposes. It lies within the Texas basin at 35.001°N, 100.895°W.
Key facts
- Current fill level
- 5.3%
- Water stored
- 4 hm³
- Total capacity
- 74 hm³
- 7-day change
- No change
- Year-on-year
- ▼ 4.1 pts
- Primary use
- Multipurpose
- River basin
- Texas
- Operator
- USGS
- Coordinates
- 35.001°N, 100.895°W
- Last updated
- September 30, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 30 Sep 2026 | 5.3% | 4 |
| 29 Sep 2026 | 5.3% | 4 |
| 28 Sep 2026 | 5.3% | 4 |
| 27 Sep 2026 | 5.3% | 4 |
| 26 Sep 2026 | 5.3% | 4 |
| 25 Sep 2026 | 5.3% | 4 |
| 24 Sep 2026 | 5.3% | 4 |
| 23 Sep 2026 | 5.3% | 4 |
| 22 Sep 2026 | 5.4% | 4 |
| 21 Sep 2026 | 5.4% | 4 |
| 20 Sep 2026 | 5.4% | 4 |
| 19 Sep 2026 | 5.4% | 4 |