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| Data Type | Begin Date | End Date | Count |
|---|---|---|---|
| Current / Historical Observations (availability statement) | 2008-10-07 | 2025-10-04 | |
| Daily Data | |||
| Temperature, water, degrees Celsius -- behind low head dam | 2012-06-28 | 2013-04-15 | 864 |
| Temperature, water, degrees Celsius | 2013-03-23 | 2025-10-03 | 13413 |
| Discharge, cubic feet per second | 2008-10-01 | 2025-10-03 | 6211 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- behind low head dam | 2012-06-28 | 2013-04-15 | 864 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2013-03-23 | 2025-10-03 | 13191 |
| Dissolved oxygen, water, unfiltered, milligrams per liter -- behind low head dam | 2012-06-28 | 2013-04-15 | 867 |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2013-03-23 | 2025-10-03 | 13320 |
| pH, water, unfiltered, field, standard units -- behind low head dam | 2012-06-28 | 2013-04-15 | 864 |
| pH, water, unfiltered, field, standard units | 2013-03-23 | 2025-10-03 | 13197 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- behind low head dam | 2012-06-28 | 2013-04-15 | 834 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2013-03-23 | 2019-07-09 | 5679 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2019-07-11 | 2025-10-03 | 6441 |
| Daily Statistics | |||
| Temperature, water, degrees Celsius -- behind low head dam | 2012-06-28 | 2013-04-15 | 288 |
| Temperature, water, degrees Celsius | 2013-03-23 | 2025-05-11 | 4334 |
| Discharge, cubic feet per second | 2008-10-01 | 2024-10-21 | 5865 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2013-03-23 | 2025-05-11 | 4260 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- behind low head dam | 2012-06-28 | 2013-04-15 | 288 |
| Dissolved oxygen, water, unfiltered, milligrams per liter -- behind low head dam | 2012-06-28 | 2013-04-15 | 289 |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2013-03-23 | 2025-05-11 | 4303 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- behind low head dam | 2012-06-28 | 2013-04-15 | 278 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2013-03-23 | 2019-07-09 | 1893 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2019-07-11 | 2025-05-11 | 1941 |
| Monthly Statistics | |||
| Temperature, water, degrees Celsius -- behind low head dam | 2012-06 | 2013-04 | |
| Temperature, water, degrees Celsius | 2013-03 | 2025-05 | |
| Discharge, cubic feet per second | 2008-10 | 2024-10 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2013-03 | 2025-05 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- behind low head dam | 2012-06 | 2013-04 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter -- behind low head dam | 2012-06 | 2013-04 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2013-03 | 2025-05 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- behind low head dam | 2012-06 | 2013-04 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2013-03 | 2019-07 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2019-07 | 2025-05 | |
| Annual Statistics | |||
| Temperature, water, degrees Celsius -- behind low head dam | 2012 | 2013 | |
| Temperature, water, degrees Celsius | 2013 | 2025 | |
| Discharge, cubic feet per second | 2009 | 2025 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2013 | 2025 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- behind low head dam | 2012 | 2013 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter -- behind low head dam | 2012 | 2013 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2013 | 2025 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- behind low head dam | 2012 | 2013 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2013 | 2019 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2019 | 2025 | |
| Peak streamflow | 2009-05-26 | 2024-08-09 | 16 |
| Field measurements | 2008-10-16 | 2025-08-07 | 135 |
| Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) | 2012-05-31 | 2024-03-04 | 392 |
| Water-Year Summary | 2009 | 2024 | 16 |
| Revisions | Loading... | ||
U.S. Department of the Interior |
U.S. Geological Survey
Title: NWIS Site Information for USA: Site Inventory
URL:
Page Contact Information: Maryland Water Data Support Team
Page Last Modified: 2025-10-04 17:11:21 EDT
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