WSP00810

• File Number: 8273.300
• Description: Colorado River Basin Salinity Control - Federal Agencies - USGS
• Basin: Colorado Mainstem
• Water Division: 5
• Date: 12/31/1994
• Author: USGS
• Title: NAWQA National Water-Quality Assessment Program - Upper Colorado River Basin
• Water Supply Pro - Doc Type: Project Overview

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AFFECTING WATER QUALlTYj IMPLEMENTATION
: ,

Activities th'at affect surface- and ground..water
quality and aquatic life have been identified in the
Upper Colorado HiveI' Basin:

. Increased urbanization affetts concentrations of
sediment. nutrients, bacteria, and organic
compounds.
.. Metal mining affects cnncentrations of trace metals
and sediment,
'. Hydrologic InQdifications such as dams, interbasin
water transfers, and channel modifications affect
water quality.
. Nonpoint and point agricultural sources affect
concentrations of nutrients, trace elements,
pesticides, and sediment.
. Natural, agricultural, and mUl1lcipal sourCes affect
salinity.

COMMUNICATION AND COORDINATION

Communication and coordination between V.S, Gep:.
logical Survcy personnel and other interested :scicntists
and waler-mallagenlcnt organizations -are important
components of the NA WQA Program. The liaIson
committee for the Upper Colorado River Basin study
unit has proved very cffcclive:in the commu'nication
and coordination processes. The committee consists of
representatives from Federal, State, and locnl agencies,
universities, and the private sector, all of whom have
water-resources responsibilities and interests.
Modified from U.S. Geological Survey Open.FileReport 94~102--

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lnitia! pIOject a<;tiviti,es il1e1w'fed phmning duriJlg the
first yearilnd lUlalys.j's'of cXlst.ing d~ta <juring the
'second lear.;1'he sueo'ceding]l )'<;tlrs am for intensive
data eollection and al1alysi~, The ~iX14 yeai' is. fOr
completion of aata collection and reportS. These
activities'wi1l'be fo)lowedby !;l.perlod of low-level
nssessment, mainly intermhtent water-quality
monitoring at selected sites:

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ACTIVITIES

, 1 1 1
9 9 9 9
9 9 9 9
4 5 6 7

1 1 2 2 2
99000
99000
8 9 0 , 2

ANNING

ANAl.YSIS OF
EXISTING DATA

DATA COLLEC-
TION AND
ANALYStS

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COMPLETION OF
ANALYSIS AND
REPORTS

LOW-LEVEL
ASSESSMENT

FOR INFORMATJON

Infol'l1mtion i)11 tecJjniCall'e:po~tsalld hyd..ologic
datal'elat~dto the. Upper (;:oli)rado River 6as111
NAWQAst\ldycanbe"btuined f.."m:

ProgramMan~ger
UpperCblQradO River$llsiil.NAwQA
l'J.Speoli)gjcal Survcy
Denv'.er Rjder~rCelltl:r
Bex 25046,Nlail St()p 41'5
Denver, Colora'do8022'1i
TelephOl1e:C~03!236-210l, eX! 2.24.,. ,,', "
Fax: ($03)236,4912 i~f~;::~~i~~t~;;~~~{t~i

email: nedriyer'@us!lst.w
hllp://\\(ebs"rver.cLlIsgs.gov/nawqa/ucol/ucoUwme;htn;l

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