Jim L Chapman Lake
Delta County, TexasView mapDirections
TCEQ publishes the water-quality measurements for Jim L Chapman Lake. Here is what has been measured.
- Hypereutrophic
- Public access
- Limited data
Jim L Chapman Lake in Delta County, Texas has water-quality measurements published by TCEQ, shown here as reported. Water clarity: 1.2 ft visibility. Chlorophyll-a (algae): 31 µg/L.
Jim L Chapman Lake is a highly nutrient-loaded hypereutrophic lake in Delta County, Texas. Overall water quality is declining over recent sampling years. Limited fish-species data available. Public access is available with 2 public boat landings. Compared to the 1 other monitored lakes in Delta County, Jim L Chapman Lake ranks #2 for water quality.
Source: EPA Water Quality Portal sampling records, TCEQ, last sampled 2020-10-19. Methodology: how these readings are compared.
What Jim L Chapman Lake is good for
From access and monitoring records, not editorial picks.
- Boat launch2 documented ramps
Swimming conditions
Readings onlyLimited data
Based on clarity and algae readings from past sampling — there is no live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Jim L Chapman Lake 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 Jim L Chapman Lake
These are the measurements TCEQ publishes for Jim L Chapman Lake, 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 1.2 ft of visibility. Chlorophyll-a 31 µg/L. TSI 69.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 1.2ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | No reading The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. | |
| Chlorophyll-a (algae) | 31µg/L | Poor GoodFairPoor |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 69 | Hypereutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Very high nutrients, dense algae, poor clarity
Ask about Jim L Chapman Lake
Answers come straight from the public measurements and survey records on this page.
Recreation & Access
- Cooper Lake State Park - Honey CreekPublic
- Cooper Lake State Park - John's CreekPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near Jim L Chapman Lake
Compare lakeside cabins, hotels, and vacation rentals near Jim L Chapman Lake in Delta County, Texas — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water. The water-quality readings cover nutrients and algae, not lodging. Cabins and rentals around Jim L Chapman Lake are listed below.
Top-rated places to stay near Jim L Chapman Lake
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Fishing Jim L Chapman Lake
Water Quality Trend: Worsening
Based on 6 years of monitoring (2020–2025).
Water clarity
Improving6 years
Phosphorus
Worsening+3.51 µg/L/yr5 years
Chlorophyll-a
Worsening+2.31 µg/L/yr5 years
Nearby Lakes in Delta County
Frequently asked questions about Jim L Chapman Lake
Where is Jim L Chapman Lake?
- Jim L Chapman Lake is a lake in Delta County, Texas. Its water-quality measurements are published by TCEQ and shown on this page as reported.
What is the water quality of Jim L Chapman Lake?
- Jim L Chapman Lake in Delta County, Texas has water-quality measurements published by TCEQ, shown here as reported. Water clarity: 1.2 ft visibility. Chlorophyll-a (algae): 31 µg/L.
Is Jim L Chapman Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Are there boat ramps on Jim L Chapman Lake?
- Jim L Chapman Lake has 2 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Cooper Lake State Park - Honey Creek, Cooper Lake State Park - John's Creek. Public access is listed as yes.
Can I fish at Jim L Chapman Lake?
- Jim L Chapman Lake has 2 documented boat landings in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Texas's fish and wildlife agency, so check its current regulations before you go.
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Where this data comes from
12 measurements from 2 monitoring stations, 2020. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- USGS Texas Water Science Center
USGS-TX12 samples · 2020
Monitoring station identifiers (2)
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.
Other records on this page
Named boat-access points from the USGS National Boat Ramps inventory