Sunris Park Lake
Yuma County, ArizonaView mapDirections
ADEQ publishes the water-quality measurements for Sunris Park Lake. Here is what has been measured.
- Hypereutrophic
- Public access
Sunris Park Lake in Yuma County, Arizona has water-quality measurements published by ADEQ, shown here as reported. Phosphorus: 98.5 µg/L.
Sunris Park Lake is a highly nutrient-loaded hypereutrophic lake in Yuma County, Arizona. Overall water quality is declining over recent sampling years. Limited fish-species data available. Public access is available.
Source: EPA Water Quality Portal sampling records, ADEQ, last sampled 2025-09-03. Methodology: how these readings are compared.
Swimming conditions
Readings onlyElevated nutrients
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 Sunris Park Lake is safe to swim in today is a call for the Arizona Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Sunris Park Lake
These are the measurements ADEQ publishes for Sunris Park Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. Phosphorus 98.5 µg/L. TSI 70.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | No reading How deep a black-and-white disk stays visible from the surface. Higher is clearer. | |
| Total phosphorus | 98.5µg/L | Poor GoodFairPoor |
| Chlorophyll-a (algae) | No reading The green pigment in algae — a direct measure of how much algae is in the water. | |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 70 | Hypereutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Very high nutrients, dense algae, poor clarity
Ask about Sunris Park Lake
Answers come straight from the public measurements and survey records on this page.
Stays via Stay22
Stays near Sunris Park Lake
Compare lakeside cabins, hotels, and vacation rentals near Sunris Park Lake in Yuma County, Arizona — 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 Sunris Park Lake are listed below.
Top-rated places to stay near Sunris Park Lake
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Fishing Sunris Park Lake
Water Quality Trend: Worsening
Based on 14 years of monitoring (2012–2025).
Phosphorus
Worsening+3.71 µg/L/yr14 years
Nearby Lakes in Yuma County
Frequently asked questions about Sunris Park Lake
Where is Sunris Park Lake?
- Sunris Park Lake is a lake in Yuma County, Arizona. Its water-quality measurements are published by ADEQ and shown on this page as reported.
What is the water quality of Sunris Park Lake?
- Sunris Park Lake in Yuma County, Arizona has water-quality measurements published by ADEQ, shown here as reported. Phosphorus: 98.5 µg/L.
Is Sunris Park Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Can I fish at Sunris Park Lake?
- Public access to Sunris Park Lake is listed as yes on the lake record. Seasons, size and bag limits, and whether you need a license are set by Arizona's fish and wildlife agency, so check its current regulations before you go.
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Where this data comes from
70 measurements from 1 monitoring station, 2012–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Quechan Tribe of the Fort Yuma Indian Reservation, California & Arizona (Tribal)
QUECHAN_WQX70 samples · 2012–2025
Analytical methods
- Phosphorus by Two Reagent Colorimetry
- Turbidity by Nephelometry
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.