USGS logo

Surface Water Quality-Assurance Plan for the Indiana District of the U.S. Geological Survey

By James A. Stewart and Donald V. Arvin

U.S. Geological Survey
Open-File Report 03-460



 This Surface Water Quality-Assurance Plan documents the standards, policies, and procedures used by the Indiana District for activities related to the collection, processing, storage, analysis, and publication of surface-water data.

Complete accessible text of report (404 KB PDF)

To view PDF documents, you must have the Adobe Acrobat Reader (free from Adobe Systems) installed on your computer.
(download free copy of Acrobat Reader).





Collection of Stage and Streamflow Data

Gage Installation and Maintenance

Measurement of Stage

Gage Documents


Site Documentation

Station Descriptions


Direct Measurements

Field Notes

Acceptable Equipment

Alternative Equipment

Indirect Measurements

Peak Files

Crest-Stage Gages

Artificial Controls

Flood Conditions

Low-Flow Conditions

Cold-Weather Conditions

Processing and Analysis of Streamflow Data

Processing of Real-Time Streamflow Data

Web-Page Presentation Format

Review of Real-Time Streamflow Data

Error Handling

Data-Qualification Statements

Measurements and Field Notes

Continuous Record

Records and Computations

Procedures for Working and Checking Records

District Checkoff List

Review of Records

Crest-Stage Gages

Office Setting

Work Plan

File Folders for Surface-Water Stations

Field-Trip Folders


Station Descriptions

Discontinued Stations

Map Files


Communication of New Methods and Current Procedures

Collection of Sediment Data

Sampling Procedures

Field Notes


Sample Handling and Storage

High-Flow Conditions

Cold-Weather Conditions

Site Documentation

Processing and Analysis of Sediment Data

Sediment Laboratory

Sediment-Station Analysis

Sediment-Analysis Results

Sediment-Data Storage

Database Management

Publication of Surface-Water Data

Publication Policy

Types of Publications

Review Process




References Cited


  1. Water Resources Division Memorandums Cited
  2. Hydrologic Data Section Surface-Water Electronic Archiving
  3. Hydroacoustic Instrumentation—Standards, Policies, and Procedures

Go to the USGS Indiana District Reports And Fact Sheets On Line web page.

Go to the USGS Indiana District Home Page

U.S. Department of the Interior, U.S. Geological Survey
Persistent URL:
Page Contact Information: Contact USGS
Last modified: Saturday, January 12 2013, 11:26:00 PM
FirstGov button  Take Pride in America button