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Bayou Chauvin Northwest of Monroe Lake

D
Grade D — Nutrient-rich
Nutrient-rich · #1 of 1 lakes in the county · Hypereutrophic
Limited DataHypereutrophic

Bayou Chauvin Northwest of Monroe Lake in Ouachita Parish County, Louisiana has a water quality grade of D (Nutrient-rich). Phosphorus: 475 µg/L.

Type
Hypereutrophic
Public access
Yes

Grade D measures nutrients and algae, not whether this is a good place for a cabin trip. Cabins and rentals near Bayou Chauvin Northwest of Monroe Lake

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Bayou Chauvin Northwest of Monroe Lake is a highly nutrient-loaded hypereutrophic lake in Ouachita Parish County, Louisiana. Water quality is graded D based on 1 sampling years through 2023. Limited fish-species data available. Public access is available with 1 public boat landing.

Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2023-10-03. Grade methodology: LakeGrade methodology.

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Swimming Safety

Grade only

Bacteria advisory

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.

Nutrients and algae run higher than average — check local advisories before swimming, and skip the water if you see scum

Get alerts for Bayou Chauvin Northwest of Monroe Lake

Water Quality Grade: D (Nutrient-rich)

No clarity data. Phosphorus level: 475 µg/L. Trophic State Index: 93.

MetricValueGrade
Water Clarity (Secchi Depth)No recent samples
Phosphorus475 µg/LPoor
Chlorophyll-a (Algae)No recent samples
Trophic State Index (TSI)93Hypereutrophic

Very high nutrients, dense algae, poor clarity

Where to stay near Bayou Chauvin Northwest of Monroe Lake

Compare lakeside cabins, hotels, and vacation rentals near Bayou Chauvin Northwest of Monroe Lake in Ouachita Parish County, Louisiana — 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 grade measures nutrients and algae, not lodging — cabins and rentals around Bayou Chauvin Northwest of Monroe Lake are listed below.

Top-rated places to stay near Bayou Chauvin Northwest of Monroe Lake

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Recreation & Access

1
Boat Landings
Yes
Public Access
  • Moon LakePublic

Named access points from the USGS National Boat Ramps inventory, snapped within 5 km. More lakes with boat ramps

Fishing Bayou Chauvin Northwest of Monroe Lake

EPA Impairment Status

Bayou Chauvin Northwest of Monroe Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 4A).

Causes of impairment

Nutrients (phosphorus, nitrogen)Oxygen depletion (low DO)Pathogens (E. coli, fecal)

A Total Maximum Daily Load (TMDL) plan has been approved.

Source: EPA ATTAINS assessment unit LA080102_00 · Official waterbody report · Matched by proximity (0.01 km)

County Ranking

Ranked #1 of 1 lakes in Ouachita Parish County

Nearby Lakes in Ouachita Parish County

Frequently asked questions about Bayou Chauvin Northwest of Monroe Lake

Where is Bayou Chauvin Northwest of Monroe Lake?

Bayou Chauvin Northwest of Monroe Lake is a lake in Ouachita Parish County, Louisiana. LakeQuality grades it D for nutrients and algae. The letter is not a swimming clearance.

What is the water quality grade for Bayou Chauvin Northwest of Monroe Lake?

Bayou Chauvin Northwest of Monroe Lake in Ouachita Parish County, Louisiana has a water quality grade of D (Nutrient-rich). Phosphorus: 475 µg/L.

Is Bayou Chauvin Northwest of Monroe Lake safe to swim in?

Nutrients and algae run higher than average — check local advisories before swimming, and skip the water if you see scum. Bayou Chauvin Northwest of Monroe Lake has a water quality grade of D (Nutrient-rich). Always check local health department advisories before swimming.

Are there boat ramps on Bayou Chauvin Northwest of Monroe Lake?

Bayou Chauvin Northwest of Monroe Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Moon Lake. Public access is listed as yes.

Where this data comes from

22 measurements from 1 monitoring station, 2022–2023. Retrieved from the EPA Water Quality Portal on 2026-08-21.

Collected and reported by

  • LDEQ/Water Planning and Assessment (Louisiana)LADEQWPD_WQX22 samples · 2022–2023

Analytical methods

  • Total Phosphorus After Block Digestion
  • 2130 B ~ Nephelometric Method
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

Named boat-access points from the USGS National Boat Ramps inventory