Reservoir · Texas · United States · USGS NWIS
Lake Arlington
76.8% full
Capacity
49.57 hm³
Volume stored
38 hm³
Coordinates
32.716°N, 97.193°W
Last updated
2026-08-13
Current fill
76.8%vs 7 days ago
-2.5%losing
vs 1 year ago
-19.8%year-over-year
7-day trend
↓falling
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. 32.716, -97.193 · Open in Google Maps
About Lake Arlington
As of August 13, 2026, Lake Arlington is filled to 76.8% of its total capacity, holding roughly 38 hm³ of water out of a maximum 50 hm³. At this level the reservoir is within its normal operating range.
Over the most recent week on record the fill level has fallen by 2.5 percentage points, and it is 19.8 points below its level on the same date a year earlier.
Across the readings we hold for Lake Arlington — 1461 data points between August 14, 2022 and August 13, 2026 — the level has ranged from a low of 64.0% (November 1, 2024) to a high of 105.0% (August 22, 2022). On average the reservoir is fullest around March and at its lowest around October.
It is operated by USGS primarily for multiple purposes. It lies within the Texas basin at 32.716°N, 97.193°W.
Key facts
- Current fill level
- 76.8%
- Water stored
- 38 hm³
- Total capacity
- 50 hm³
- 7-day change
- ▼ 2.5 pts
- Year-on-year
- ▼ 19.8 pts
- Primary use
- Multipurpose
- River basin
- Texas
- Operator
- USGS
- Coordinates
- 32.716°N, 97.193°W
- Last updated
- August 13, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 13 Aug 2026 | 76.8% | 38 |
| 12 Aug 2026 | 76.7% | 38 |
| 11 Aug 2026 | 76.6% | 38 |
| 10 Aug 2026 | 76.4% | 38 |
| 9 Aug 2026 | 77.1% | 38 |
| 8 Aug 2026 | 77.8% | 39 |
| 7 Aug 2026 | 78.6% | 39 |
| 6 Aug 2026 | 79.3% | 39 |
| 5 Aug 2026 | 80.1% | 40 |
| 4 Aug 2026 | 80.9% | 40 |
| 3 Aug 2026 | 81.6% | 40 |
| 2 Aug 2026 | 82.3% | 41 |
Frequently asked questions
What is the current water level of Lake Arlington?
As of August 13, 2026, Lake Arlington is at 76.8% of its capacity, holding approximately 38 hm³ of water, according to USGS NWIS data.
Is Lake Arlington reservoir full?
No. As of August 13, 2026, Lake Arlington is within its normal operating range at 76.8% of its capacity, so it is not full.
Is the water level at Lake Arlington rising or falling?
The level at Lake Arlington is falling — it dropped 2.5 percentage points over the latest week on record.
How much water can Lake Arlington hold?
Lake Arlington has a total capacity of 50 hm³.
Where is Lake Arlington reservoir located?
Lake Arlington is located in Texas, United States, within the Texas basin (coordinates 32.716°N, 97.193°W).
What is Lake Arlington used for?
Lake Arlington is used primarily for multiple purposes, and is managed by USGS.