Lost River Pool
Lost River Pool in Klamath County, Oregon is not rated for water quality — its monitoring record does not meet the evidence bar. Surface area: 204 acres.
- Area
- 204 acres
- Public access
- Yes
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Why Lost River Pool 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 Lost River Pool, 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.
Lost River Pool is a 204-acre lake in Klamath 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 Lost River Pool 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 Lost River Pool
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 Lost River Pool
Compare lakeside cabins, hotels, and vacation rentals near Lost River Pool in Klamath 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 Lost River Pool
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Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 204 acres |
| Public Access | Yes |
No bathymetric survey has been published for Lost River Pool, so its depth is not documented here.
Recreation & Access
- Crystal SpringsPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Fishing Lost River Pool
Nearby Lakes in Klamath County
Frequently asked questions about Lost River Pool
Where is Lost River Pool?
- Lost River Pool is a lake in Klamath 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 Lost River Pool?
- Lost River Pool in Klamath County, Oregon is not rated for water quality — its monitoring record does not meet the evidence bar. Surface area: 204 acres.
Is Lost River Pool safe to swim in?
- Not rated for swimming — there is not enough monitoring data to judge this lake. Lost River Pool 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 Lost River Pool?
- Lost River Pool has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Crystal Springs. Public access is listed as yes.
Explore Lost River Pool across LakeQuality
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Where this data comes from
Measurements for Lost River Pool 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