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USGS 016701405 N ANNA RIVER AT RT 669 NR MONROVIA, VA
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2023-05-16  2025-09-16  
 Daily Data
    Temperature, water, degrees Celsius  2023-05-18  2025-01-14  1805 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2023-05-18  2025-01-13  1783 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2023-05-18  2025-01-14  1810 
    pH, water, unfiltered, field, standard units  2023-05-18  2025-01-14  1808 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2023-05-18  2025-01-13  1746 
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen  2023-08-03  2025-03-13  1746 
 Peak streamflow 2023-06-24  2024-01-10  2 
 Field measurements 2023-05-16  2025-07-30  23 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 2023-06-07  2024-03-06  15 
 Water-Year Summary 2023  2024  2 
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