Where is Sandusky Bay Spatial Composite Lake?

Sandusky Bay Spatial Composite Lake is a lake in Ottawa County, Ohio. Its water-quality measurements are published by Ohio EPA and shown on this page as reported.

Are there boat ramps on Sandusky Bay Spatial Composite Lake?

Sandusky Bay Spatial Composite Lake has 29 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Anchors Away Marina, Angel Bay Marina, Bay Harbor Marina, Bob Clemons Boats & Marina, among others. Public access is listed as yes.

Are there campgrounds on Sandusky Bay Spatial Composite Lake?

Sandusky Bay Spatial Composite Lake has 1 public campground from USGS The National Map within 5 km, including Crystal Rock Campground. This is a location join, not a booking. Cabins and hotels are listed separately; campsite reservations use the official link when the source provides one.

Sandusky Bay Spatial Composite Lake

Ottawa County, OhioView map Directions

Ohio EPA publishes the water-quality measurements for Sandusky Bay Spatial Composite Lake. Here is what has been measured.

Chlorophyll-a

31 µg/L

Measured by Ohio EPA

Public access
Limited data

See the measurements Directions Where to stay

Ask about Sandusky Bay Spatial Composite Lake

Answers come straight from the public measurements and survey records on this page.

Sandusky Bay Spatial Composite Lake in Ottawa County, Ohio has water-quality measurements published by Ohio EPA, shown here as reported. Chlorophyll-a (algae): 31 µg/L.

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Sandusky Bay Spatial Composite Lake is a lake in Ottawa County, Ohio. Limited fish-species data available. Public access is available with 29 public boat landings.

Source: EPA Water Quality Portal sampling records, Ohio EPA, last sampled 2024-09-17. Grade methodology: LakeQuality methodology.

What Sandusky Bay Spatial Composite Lake is good for

From access and monitoring records, not editorial picks.

Boat launch29 documented ramps
Camping1 public campground nearby

Swimming conditions

No reading

Limited data

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Sandusky Bay Spatial Composite Lake is safe to swim in today is a call for the Ohio Environmental Protection Agency and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Sandusky Bay Spatial Composite Lake

These are the measurements Ohio EPA publishes for Sandusky Bay Spatial Composite Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

No clarity data. Chlorophyll-a 31 µg/L. TSI 64.

Metric	Value	EPA condition class
Water Clarity (Secchi Depth)	No recent samples
Phosphorus	No recent samples
Chlorophyll-a (Algae)	31 µg/L	Measured, not scored
Trophic State Index (TSI)	64	Eutrophic

High nutrients, frequent algae, reduced clarity

Recreation & Access

Boat Landings

Yes

Public Access

Campgrounds

Anchors Away MarinaPublic
Angel Bay MarinaPublic
Bay Harbor MarinaPublic
Bob Clemons Boats & MarinaPublic
Camp Kozy & MarinaPublic
Catawba Island State ParkPublic

Showing 6 of 29 documented landings from the USGS National Boat Ramps inventory.

Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps

Public campgrounds near Sandusky Bay Spatial Composite Lake

Crystal Rock Campground4.7 km

Nearest public campgrounds in the USGS National Map inventory, within about 3 miles. An empty list means USGS records no campground that close, which is not the same as camping being unavailable. Where the source gives an official reservation link, it is used; the cabin and hotel search does not cover campsites. More camping lakes

Fishing Sandusky Bay Spatial Composite Lake

→ Sandusky Bay Spatial Composite Lake fishing regulations (limits, seasons, special rules)

Nearby Lakes in Ottawa County

Sandusky Bay Ambient Station Off Johnson'S Island Lake4.7 miView →The Bogs—View →Bellevue Reservoir Number Four—View →Raccoon Creek Reservoir—View →Bellevue Reservoir—View →Beaver Creek Upground Reservoir—View →

Frequently asked questions about Sandusky Bay Spatial Composite Lake

Where is Sandusky Bay Spatial Composite Lake?: Sandusky Bay Spatial Composite Lake is a lake in Ottawa County, Ohio. Its water-quality measurements are published by Ohio EPA and shown on this page as reported.
What is the water quality of Sandusky Bay Spatial Composite Lake?: Sandusky Bay Spatial Composite Lake in Ottawa County, Ohio has water-quality measurements published by Ohio EPA, shown here as reported. Chlorophyll-a (algae): 31 µg/L.
Is Sandusky Bay Spatial Composite Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Are there boat ramps on Sandusky Bay Spatial Composite Lake?: Sandusky Bay Spatial Composite Lake has 29 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Anchors Away Marina, Angel Bay Marina, Bay Harbor Marina, Bob Clemons Boats & Marina, among others. Public access is listed as yes.
Are there campgrounds on Sandusky Bay Spatial Composite Lake?: Sandusky Bay Spatial Composite Lake has 1 public campground from USGS The National Map within 5 km, including Crystal Rock Campground. This is a location join, not a booking. Cabins and hotels are listed separately; campsite reservations use the official link when the source provides one.

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Where this data comes from

10 measurements from 1 monitoring station, 2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

Division of Surface water (Ohio)21OHIO_WQX10 samples · 2024

Analytical methods

445.0 ~ EPA; Chlorophyll and Pheophytin in Algae by Fluorescence

Monitoring station identifiers (1)

21OHIO_WQX-304505

EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.

Other records on this page

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

Public campgrounds from USGS The National Map Structures, within about 3 miles