Carmen Reservoir
Carmen Reservoir in Linn County, Oregon is not rated for water quality — its monitoring record does not meet the evidence bar. Surface area: 28 acres.
- Area
- 28 acres
- Public access
- Yes
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Why Carmen Reservoir has no grade
We grade a lake only when the monitoring record supports a letter: at least three phosphorus or chlorophyll-a samples in the last ten years, scored against EPA National Lakes Assessment thresholds for this lake’s ecoregion. For Carmen Reservoir, no water-quality sampling on record for this lake.
Not Rated is not an F. It is EPA Integrated Reporting Category 3 — insufficient information. The water here may be excellent or poor; nobody has measured enough of it to say. Everything below that has been measured is still reported on this page.
Sampling is run by Oregon DEQ and volunteer programs, and published through the EPA Water Quality Portal. Read the full grading methodology.
Carmen Reservoir is a 28-acre lake in Linn County, Oregon. Limited fish-species data available. Public access is available with 1 public boat landing.
Source: EPA Water Quality Portal sampling records, Oregon DEQ, last sampled recent years. Grade methodology: LakeQuality methodology.
Watch Carmen Reservoir water quality
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Swimming Safety
Not ratedElevated nutrients
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for Carmen Reservoir
These readings exist but are not enough for an A–F grade — see why.
No clarity data. Trophic State Index: undefined.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No recent samples | |
| Phosphorus | No recent samples | |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) |
Where to stay near Carmen Reservoir
Compare lakeside cabins, hotels, and vacation rentals near Carmen Reservoir in Linn County, Oregon — 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.
Top-rated places to stay near Carmen Reservoir
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Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 28 acres |
| Public Access | Yes |
No bathymetric survey has been published for Carmen Reservoir, so its depth is not documented here.
Recreation & Access
- Carmen DiversionPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Fishing Carmen Reservoir
Nearby Lakes in Linn County
Frequently asked questions about Carmen Reservoir
Where is Carmen Reservoir?
- Carmen Reservoir is a lake in Linn County, Oregon. LakeQuality has not rated this lake (UNRATED) — no water-quality sampling on record for this lake.
What is the water quality grade for Carmen Reservoir?
- Carmen Reservoir in Linn County, Oregon is not rated for water quality — its monitoring record does not meet the evidence bar. Surface area: 28 acres.
Is Carmen Reservoir safe to swim in?
- Not rated for swimming — there is not enough monitoring data to judge this lake. Carmen Reservoir is not rated for water quality — its monitoring record does not meet the evidence bar. Always check local health department advisories before swimming.
Are there boat ramps on Carmen Reservoir?
- Carmen Reservoir has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Carmen Diversion. Public access is listed as yes.
Explore Carmen Reservoir across LakeQuality
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Where this data comes from
Measurements for Carmen Reservoir come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Named boat-access points from the USGS National Boat Ramps inventory