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| Data Type | Begin Date | End Date | Count |
|---|---|---|---|
| Current / Historical Observations (availability statement) | 1972-05-24 | 2025-12-03 | |
| Daily Data | |||
| Temperature, water, degrees Celsius | 2021-05-08 | 2025-12-02 | 4974 |
| Discharge, cubic feet per second | 1895-02-01 | 2025-12-02 | 47787 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2021-05-08 | 2025-12-02 | 4812 |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2021-05-08 | 2025-12-02 | 4947 |
| pH, water, unfiltered, field, standard units | 2021-05-08 | 2025-12-02 | 4938 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2021-05-08 | 2025-12-02 | 4638 |
| Suspended sediment concentration, milligrams per liter | 1960-10-01 | 1993-04-18 | 11851 |
| Suspended sediment discharge, short tons per day | 1960-10-01 | 1993-04-18 | 11522 |
| Daily Statistics | |||
| Temperature, water, degrees Celsius | 2021-05-08 | 2025-06-15 | 1491 |
| Discharge, cubic feet per second | 1895-02-01 | 2025-09-15 | 47709 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2021-05-08 | 2025-06-15 | 1437 |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2021-05-08 | 2025-06-15 | 1482 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2021-05-08 | 2025-06-15 | 1380 |
| Suspended sediment concentration, milligrams per liter | 1960-10-01 | 1993-04-18 | 11851 |
| Suspended sediment discharge, short tons per day | 1960-10-01 | 1993-04-18 | 11522 |
| Monthly Statistics | |||
| Temperature, water, degrees Celsius | 2021-05 | 2025-06 | |
| Discharge, cubic feet per second | 1895-02 | 2025-09 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2021-05 | 2025-06 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2021-05 | 2025-06 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2021-05 | 2025-06 | |
| Suspended sediment concentration, milligrams per liter | 1960-10 | 1993-04 | |
| Suspended sediment discharge, short tons per day | 1960-10 | 1993-04 | |
| Annual Statistics | |||
| Temperature, water, degrees Celsius | 2021 | 2025 | |
| Discharge, cubic feet per second | 1895 | 2025 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2021 | 2025 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2021 | 2025 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2021 | 2025 | |
| Suspended sediment concentration, milligrams per liter | 1961 | 1993 | |
| Suspended sediment discharge, short tons per day | 1961 | 1993 | |
| Peak streamflow | 1889-06-02 | 2024-04-04 | 131 |
| Field measurements | 1895-03-25 | 2025-09-16 | 561 |
| Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) | 1959-03-03 | 1992-04-23 | 554 |
| Water-Year Summary | 2006 | 2024 | 19 |
| 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: 2025-12-03 14:57:29 EST
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