Railraod Lake is a 8-acre highly nutrient-loaded hypereutrophic lake in Moniteau County, Missouri. Water quality is graded F based on 2 sampling years through 2021. Compared to the 1 other monitored lakes in Moniteau County, Railraod Lake ranks #2 for water quality.
Source: EPA Water Quality Portal sampling records, Missouri DNR, last sampled 2021-03-26. Grade methodology: LakeGrade methodology.
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Swimming Safety
Avoid swimming, very poor water quality, potential algae toxins
Water Quality Grade: F, Very Poor
No clarity data. Phosphorus level: 130 µg/L. Chlorophyll-a: 62.1 µg/L. Trophic State Index: 73.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 130 µg/L | F |
| Chlorophyll-a (Algae) | 62.1 µg/L | F |
| Trophic State Index (TSI) | 73 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 8 acres |
Where to stay near Railraod Lake
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Fishing Railraod Lake
Location
County Ranking
Ranked #2 of 2 lakes in Moniteau County
Cleaner Lakes Within 30 Miles
Railraod Lake holds Grade F. 5 nearby lakes hold higher grades.
- CMckee PondBoone County · 16.8 mi · Two grade letters higher (F → C)
- CBethel LakeBoone County · 22.8 mi · Two grade letters higher (F → C)
- DManito Lake by DamMoniteau County · 13.3 mi · Higher grade (F → D)
- DBinder LakeCole County · 14.2 mi · Higher grade (F → D)
- FMckay Park LakeCole County · 20.2 mi · Higher overall water quality score
Nearby Lakes in Moniteau County
Explore Railraod Lake across LakeGrade
Species activity outlook by water temperature and season
Where to stay at Missouri's top lakes, each with its grade
Very high nutrients, dense algae, poor clarity
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More records, surveys & data sources
Reservoir Info (USACE NID)
Railraod Lake is a man-made reservoir impounded by the Proctor Park Lake Dam (completed 1900), built primarily for recreation on the TR-NORTH MOREAU CREEK; earth-type dam, 20 ft tall.
- Surface area
- 8 ac
- Normal storage
- 53 ac-ft
- Max storage
- 86 ac-ft
- Drainage area
- 315 sq mi
- Hazard class
- Low
- Owner
- CITY OF CALIFORNIA
Source: USACE National Inventory of Dams, NID ID MO30093 · Operator website · Matched by proximity (0.09 km)
Regulated Pollution Sources Nearby
7 EPA-permitted facilities operate within about 5 miles of Railraod Lake under Clean Water Act (NPDES) discharge permits, including 1 classified by the EPA as major discharger. 3 facilities have a reported Clean Water Act violation in the past three years.
- California South WwtpCalifornia · 2.1 mi away · NPDES MO0023272MajorRecent violation
- Pitman FarmsCalifornia · 1 mi away · NPDES MO0115517Recent violation
- Burgers' Ozark Country Cured Hams, Inc.California · 2 mi away · NPDES MO0121878Recent violation
- Durham School Services LpCalifornia · 0.6 mi away · NPDES MONX00407
- Michael Dale KatschmanCalifornia · 1.4 mi away · NPDES MONX00772
- Mawc Hickory Hills WwtfCalifornia · 2.3 mi away · NPDES MO0082121
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.
Data Sources
Water quality data from the EPA Water Quality Portal
Regulated discharger data from EPA ECHO (ICIS-NPDES)
Grading methodology based on Metropolitan Council standards
Most recent sample: 2021-03-26
Monitoring stations: 1