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Parameter Code Definition

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Historic (pre-2007) gage-height data may contain erroneous values, such as pressure sensors encased in ice, even if they are flagged as approved. These data are made available to the public, but data users are cautioned to carefully screen the data and contact the USGS Kansas Water Science Center if they have questions or concerns about specific values.
Retrieve definitions of parameter codes and parameter groupings.
Search Criteria
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  -- List all parameters in a group
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  Parameter code/name -- Enter a code or name (matches any part)
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 CASRN -- For best result, enter full CASRN with dashes. For example, "7439-97-6" (CAS Registry NumberŪ is a Registered Trademark of the American Chemical Society. CAS recommends the verification of the CASRNs through CAS Client ServicesSM.)
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 USEPA SRS -- Matches any part. For example, "phosphorus" retrieves SRS names "Phosphorus", " Organic phosphorus" and " Phosphate-phosphorus". (Definition)

Choose output format
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