Reservoir · Texas · United States · USGS NWIS
O. H. Ivie Reservoir
45.2% full
Capacity
683.77 hm³
Volume stored
309 hm³
Coordinates
31.500°N, 99.668°W
Last updated
2026-08-13
Current fill
45.2%vs 7 days ago
-0.5%losing
vs 1 year ago
-7.6%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: 2026-08-13.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 31.500, -99.668 · Open in Google Maps
About O. H. Ivie Reservoir
As of August 13, 2026, O. H. Ivie Reservoir is filled to 45.2% of its total capacity, holding roughly 309 hm³ of water out of a maximum 684 hm³. At this level the reservoir is within its normal operating range.
Over the most recent week on record the fill level has held broadly steady (-0.5 pts), and it is 7.6 points below its level on the same date a year earlier.
Across the readings we hold for O. H. Ivie Reservoir — 1461 data points between August 14, 2022 and August 13, 2026 — the level has ranged from a low of 25.3% (August 28, 2024) to a high of 54.9% (July 17, 2025). On average the reservoir is fullest around July and at its lowest around April.
It is operated by USGS primarily for multiple purposes. It lies within the Texas basin at 31.500°N, 99.668°W.
Key facts
- Current fill level
- 45.2%
- Water stored
- 309 hm³
- Total capacity
- 684 hm³
- 7-day change
- ▼ 0.5 pts
- Year-on-year
- ▼ 7.6 pts
- Primary use
- Multipurpose
- River basin
- Texas
- Operator
- USGS
- Coordinates
- 31.500°N, 99.668°W
- Last updated
- August 13, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 13 Aug 2026 | 45.2% | 309 |
| 12 Aug 2026 | 45.2% | 309 |
| 11 Aug 2026 | 45.3% | 310 |
| 10 Aug 2026 | 45.4% | 310 |
| 9 Aug 2026 | 45.5% | 311 |
| 8 Aug 2026 | 45.5% | 311 |
| 7 Aug 2026 | 45.6% | 312 |
| 6 Aug 2026 | 45.7% | 313 |
| 5 Aug 2026 | 45.8% | 313 |
| 4 Aug 2026 | 45.9% | 314 |
| 3 Aug 2026 | 46.0% | 314 |
| 2 Aug 2026 | 46.1% | 315 |
Frequently asked questions
What is the current water level of O. H. Ivie Reservoir?
As of August 13, 2026, O. H. Ivie Reservoir is at 45.2% of its capacity, holding approximately 309 hm³ of water, according to USGS NWIS data.
Is O. H. Ivie Reservoir reservoir full?
No. As of August 13, 2026, O. H. Ivie Reservoir is within its normal operating range at 45.2% of its capacity, so it is not full.
Is the water level at O. H. Ivie Reservoir rising or falling?
The level at O. H. Ivie Reservoir has been broadly stable over the latest week on record (-0.5 points).
How much water can O. H. Ivie Reservoir hold?
O. H. Ivie Reservoir has a total capacity of 684 hm³.
Where is O. H. Ivie Reservoir reservoir located?
O. H. Ivie Reservoir is located in Texas, United States, within the Texas basin (coordinates 31.500°N, 99.668°W).
What is O. H. Ivie Reservoir used for?
O. H. Ivie Reservoir is used primarily for multiple purposes, and is managed by USGS.