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Water Quality Samples for the Nation

! Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting in February 2024
with a full decommission expected 6 months later. Learn more about the upcoming change and where to find the new samples data in our blog.

USGS 15015595 UNUK R BL BLUE R NR WRANGELL AK

Ketchikan Gateway Borough, Alaska
Hydrologic Unit Code 19010105
Latitude  56°14'26", Longitude 130°52'49" NAD27
Drainage area 745  square miles
Gage datum 150 feet above NGVD29
Output formats
Parameter Group Period of Record table
Inventory of available water-quality data for printing
Inventory of water-quality data with retrieval
Tab-separated data, one result per row
Tab-separated data one sample per row with remark codes combined with values
Tab-separated data one sample per row with tab-delimiter for remark codes
Reselect output format
Parameter Group Summary of Available Data
Parameter Group First
Date		 Last
Date		 Number of
Samples		 Number of
Values
All -- include all parameter groups 2003-08-26 2023-07-27 182 6967
Information 2003-08-26 2023-07-27 181 526
Physical 2003-08-26 2023-07-27 181 1712
Inorganics, Major, Metals 2003-08-26 2023-07-27 52 498
Inorganics, Major, Non-metals 2003-08-26 2023-07-27 165 898
Nutrient 2003-08-26 2023-07-27 52 950
Inorganics, Minor, Metals 2003-08-26 2023-07-27 52 1783
Inorganics, Minor, Non-metals 2004-03-31 2023-07-27 49 292
Organics, other 2003-08-26 2023-07-27 97 147
Radiochemical 2004-03-31 2023-07-27 48 50
Sediment 2003-10-09 2023-03-22 41 111