Aquilla Reservoir Raw Water Intake
Hill County, TexasView mapDirections
TCEQ publishes the water-quality measurements for Aquilla Reservoir Raw Water Intake. Here is what has been measured.
- Limited data
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Answers come straight from the public measurements and survey records on this page.
Aquilla Reservoir Raw Water Intake in Hill County, Texas has water-quality measurements published by TCEQ, shown here as reported. Water clarity: 2 ft visibility.
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Aquilla Reservoir Raw Water Intake is a lake in Hill County, Texas. Overall water quality is declining over recent sampling years.
Source: EPA Water Quality Portal sampling records, TCEQ, last sampled 2026-02-03. Grade methodology: LakeQuality methodology.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Aquilla Reservoir Raw Water Intake is safe to swim in today is a call for the Texas Commission on Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Aquilla Reservoir Raw Water Intake
These are the measurements TCEQ publishes for Aquilla Reservoir Raw Water Intake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Very murky, less than 2 ft of visibility. TSI 67.
| Metric | Value | EPA condition class |
|---|---|---|
| Water Clarity (Secchi Depth) | 2 ft | Measured, not scored |
| Phosphorus | No recent samples | |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 67 | Eutrophic |
High nutrients, frequent algae, reduced clarity
→ Aquilla Reservoir Raw Water Intake water level: the live USGS gauge reading
Fishing Aquilla Reservoir Raw Water Intake
Water Quality Trend: ↓ Declining
Based on 5 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↓ Declining | -0.061 m/yr | 5 |
| Phosphorus | ↓ Declining | +6 µg/L/yr | 4 |
| Chlorophyll-a | ↓ Declining | +10.35 µg/L/yr | 4 |
Nearby Lakes in Hill County
Frequently asked questions about Aquilla Reservoir Raw Water Intake
Where is Aquilla Reservoir Raw Water Intake?
- Aquilla Reservoir Raw Water Intake is a lake in Hill County, Texas. Its water-quality measurements are published by TCEQ and shown on this page as reported.
What is the water quality of Aquilla Reservoir Raw Water Intake?
- Aquilla Reservoir Raw Water Intake in Hill County, Texas has water-quality measurements published by TCEQ, shown here as reported. Water clarity: 2 ft visibility.
Is Aquilla Reservoir Raw Water Intake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
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Where this data comes from
10 measurements from 1 monitoring station, 2020–2026. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Texas Commission on Environmental Quality
TCEQMAIN10 samples · 2020–2026
Monitoring station identifiers (1)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.