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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. To learn more, read our announcement on the Water Data for the Nation blog.
Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 1999-05-05 2000-10-08
Inorganics, Major, Metals Water-quality 1959-12-01 2000-10-06
Inorganics, Major, Non-metals Daily Values, Unit Values, Water-quality 1959-12-01 2024-11-21
Inorganics, Minor, Non-metals Water-quality 1969-07-31 1969-07-31
Inorganics, Minor, metals Water-quality 1959-12-22 2000-10-06
Microbiological Water-quality 1969-07-31 2000-10-08
Nutrient Water-quality 1959-10-01 2000-10-07
Organics, other Water-quality 1959-12-01 1999-07-08
Physical Daily Values, Unit Values, Water-quality 1943-07-01 2024-11-21
Sediment Water-quality 1999-07-08 2000-10-06
n/a Peak Measurements 1944-04-13 2023-03-25
n/a Site Visits 1999-12-01 2024-10-08
n/a USGS Annual Water Data Reports Site 2011-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 03099500 is associated with a Stream in Mahoning County, Ohio. Current conditions of Discharge, Dissolved oxygen, Gage height, and more are available. Water data back to 1943 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
03099500 n/a
Site name
Mahoning River at Lowellville OH n/a
Site type
Stream
ST
DMS latitude 410212 n/a
DMS longitude 0803211 n/a
Decimal latitude 41.03672598 n/a
Decimal longitude -80.5361815 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 1 sec. S
Latitude-longitude datum
North American Datum of 1927 NAD27
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Ohio 39
State
Ohio 39
County
Mahoning County 099
Country US n/a
Land net location description n/a
Name of location map n/a
Scale of location map n/a
Altitude of Gage/land surface 796.57 feet n/a
Method altitude determined GNSS3 - Level 3 Quality Survey Grade Global Navigation Satellite System Y
Altitude accuracy .10 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
05030103
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNYNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
1073 square miles n/a
Contributing drainage area 1073. square miles n/a
Time Zone abbreviation EST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
n/a
Data-other GW files NNNNNNNN n/a
National aquifer n/a
Local aquifer n/a
Local aquifer type
n/a
Well depth n/a
Hole depth
n/a
Source of depth data n/a
Project number n/a

Operated in cooperation with:

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Ohio Water Development Authority
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US Army Corps of Engineers - Pittsburgh District