James R. Just Ab. Lake Springfield
Greene County, MissouriView mapDirections
Nutrients and algae sit mid-range for this region.
↓ down from B at the last regrade
- Mesotrophic
- Impaired · Algal growth
- #2 of 3 in the county
- Public access
James R. Just Ab. Lake Springfield in Greene County, Missouri has a water quality grade of C (Fair). Water clarity: 4.2 ft visibility. Phosphorus: 23.8 µg/L. Chlorophyll-a (algae): 2.2 µg/L.
- Clarity
- 4.2 ft
- Typical in September
- 73°F
- Type
- Mesotrophic
- Trend
- → Stable
- Public access
- Yes
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Watch James R. Just Ab. Lake Springfield’s letter
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James R. Just Ab. Lake Springfield is a mesotrophic lake in Greene County, Missouri. Water quality is graded C based on 2 sampling years through 2024. Water clarity is improving over recent sampling years. Limited fish-species data available. Public access is available. Compared to the 2 other monitored lakes in Greene County, James R. Just Ab. Lake Springfield ranks #2 for water quality.
Source: EPA Water Quality Portal sampling records, Missouri DNR, last sampled 2024-09-20. Grade methodology: LakeQuality methodology.
Swimming Safety
Grade onlyModerate
Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
The C is nutrients and algae, not a swimming clearance. James R. Just Ab. Lake Springfield is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth. Check local advisories before you swim.
Water Quality Grade: C (Fair)
Murky, only visible to about 4.2 ft. Phosphorus 23.8 µg/L. Chlorophyll-a 2.2 µg/L. TSI 48. The letter is not a swimming clearance.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.2 ft | Not graded |
| Phosphorus | 23.8 µg/L | Fair |
| Chlorophyll-a (Algae) | 2.2 µg/L | Good |
| Trophic State Index (TSI) | 48 | Mesotrophic |
Moderate nutrients, good water quality
Water Temperature
James R. Just Ab. Lake Springfield typically sits around 73°F at the surface in September. Summer average is about 75°F. Usually warmest in Jul (about 77°F) and coldest in Apr (about 62°F). These are typical values by month — not a live reading.
Typical surface water temperature by month, from 93 field readings (2010–2024) via the EPA Water Quality Portal. See the full James R. Just Ab. Lake Springfield water temperature breakdown →
Fishing James R. Just Ab. Lake Springfield
Water Quality Trend: → Stable
Based on 5 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↑ Improving | +0.026 m/yr | 5 |
| Phosphorus | → Stable | 0 µg/L/yr | 5 |
| Chlorophyll-a | ↓ Declining | +0.37 µg/L/yr | 5 |
EPA Impairment Status
James R. Just Ab. Lake Springfield is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
Source: EPA ATTAINS assessment unit MO_7312.00 · Official waterbody report · Matched by proximity (1.72 km)
Regulated Pollution Sources Nearby
6 EPA-permitted facilities operate within about 5 miles of James R. Just Ab. Lake Springfield under Clean Water Act (NPDES) discharge permits. 2 facilities have a reported Clean Water Act violation in the past three years.
- Blackman DwtpSpringfield · 2.5 mi away · NPDES MO0139891Recent violation
- James Valley Farms Subdivision WwtpSpringfield · 4.5 mi away · NPDES MO0100315Recent violation
- Blackman Water PlantSpringfield · 2.5 mi away · NPDES MO0130486
- Ge Industrial SystemsSpringfield · 4.1 mi away · NPDES MO0002101
- Usps Glenstone StationSpringfield · 4.7 mi away · NPDES MONX00228
- Kraft Heinz Foods CompanySpringfield · 4.8 mi away · NPDES MO0001945
Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.
County Ranking
Ranked #2 of 3 lakes in Greene County
Nearby Lakes With Higher Grades
James R. Just Ab. Lake Springfield holds Grade C. 3 nearby lakes hold higher nutrient-and-algae grades — useful for a swim day, not a reason to skip lodging here.
See full comparison →Nearby Lakes in Greene County
Frequently asked questions about James R. Just Ab. Lake Springfield
Where is James R. Just Ab. Lake Springfield?
- James R. Just Ab. Lake Springfield is a lake in Greene County, Missouri. LakeQuality grades it C for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for James R. Just Ab. Lake Springfield?
- James R. Just Ab. Lake Springfield in Greene County, Missouri has a water quality grade of C (Fair). Water clarity: 4.2 ft visibility. Phosphorus: 23.8 µg/L. Chlorophyll-a (algae): 2.2 µg/L.
Is James R. Just Ab. Lake Springfield safe to swim in?
- The C is nutrients and algae, not a swimming clearance. James R. Just Ab. Lake Springfield is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth. Check local advisories before you swim.
What is the water temperature of James R. Just Ab. Lake Springfield?
- James R. Just Ab. Lake Springfield typically sits around 73°F at the surface in September, from 93 EPA Water Quality Portal field readings (2010–2024). That is a typical value for the month, not a live reading.
Explore James R. Just Ab. Lake Springfield across LakeQuality
3.9 mi away · cable-pulled, no boat wake
Species activity outlook by water temperature and season
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Moderate nutrients, good water quality
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Where this data comes from
105 measurements from 1 monitoring station, 2020–2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Univ. of Missouri, Columbia
UMC105 samples · 2020–2024
Analytical methods
- Depth, Secchi disk in meters
- 4500 P E ~ Phosphorus in Water by Colorimetry- Ascorbic Acid Method
- 445.0 ~ EPA; Chlorophyll and Pheophytin in Algae by Fluorescence
Monitoring station identifiers (1)
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated and data sources.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database
Regulated discharger data from EPA ECHO (ICIS-NPDES)