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New WQX 3.0 profiles are available at waterqualitydata.us/beta/. These profiles will contain recent USGS data added since March 11, 2024, which marks the beginning of limited accessibility for USGS data. Read more about the 3.0 profiles and associated changes here. This user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

WQP Home >  Providers >  STORET >  OLMS >  OLMS-210-302

Charles Mill Reservoir (OLMS-210-302) site data in the Water Quality Portal

Data Provider: STORET (Learn more about Water Quality Portal Data Providers)

This lake site, maintained by the Ohio Lake Management Society (Volunteer) (identifier OLMS), has the name "Charles Mill Reservoir" and has the identifier OLMS-210-302. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)05040002.

This site is located in Ashland County County, Ohio at 40.7676200000 degrees latitude and -82.3711800000 degrees longitude using the datum NAD83. No horizontal location accuracy metadata is available.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "OLMS-210-302" into the "Site ID" box under Site Parameters

What other monitoring locations are upstream or downstream from this one?

Upstream and downstream locations

This map shows all Water Quality Portal stations that are 10 miles upstream (dashed dark blue) and 10 miles downstream (solid light blue) of this monitoring location (indicated by the large blue circle). The upstream and downstream functionality is provided by the Network Linked Data Index.

When were data collected at this location?

Periods of record for data characteristic groups

For a more detailed breakdown of data, go to the Monitoring Report at the EPA How's My Waterway Application
Characteristic Group Date Range*
Information 2016 - 2016
Not Assigned 2016 - 2016
Physical 2016 - 2016
*Date ranges may contain gap years

What other information is available for this location?

Detailed Metadata

For the definitions of the metadata elements, please go to the Water Quality Portal user guide

Location Metadata Value
OrganizationIdentifier OLMS
OrganizationFormalName Ohio Lake Management Society (Volunteer)
MonitoringLocationIdentifier OLMS-210-302
MonitoringLocationName Charles Mill Reservoir
MonitoringLocationTypeName Lake
HUCEightDigitCode 05040002
LatitudeMeasure 40.7676200000
LongitudeMeasure -82.3711800000
HorizontalCollectionMethodName GPS-Unspecified
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 39
CountyCode 005
ProviderName STORET