WSP07403

• File Number: 8270.100
• Description: Colorado River Basin Water Quality/Salinity -- Misc Water Quality
• Basin: Colorado Mainstem
• Water Division: 5
• Date: 1/1/1985
• Author: USDOI
• Title: Quality of Water - Colorado River Basin - Progress Report No. 12 - January 1985 -- Part 1 of 2 -- Title Page through Part IX - page 128
• Water Supply Pro - Doc Type: Report/Study

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PART I. INTRODUCTION

A. Authorization for Report

This is the 12th Biennial Progress Report on Quality of Water in
the Colorado River Basin. The directive for preparing this report is
contained in four separate public laws--Public Law 84-485, Public Law
87-483, Public Law 87-590, and Public Law 93-320.

Public Law 84-485 states:

"The Secretaty of the Interior is directed to continue studies
and make a report to the Congress and to the States of the
Colorado River Basin on the quality of water of the Colorado
River. II

Public Law 87-483 states:

"The Secretary of the lnterior is directed to continue his
studies of the quality of water of the Colorado River system,
to appraise its suitability for municipal, domestic, and
industrial use and for irrigation in the various areas in the
United States in which it is used or proposed to be used, to
estimate the effect of additional developments involving its
storage and use (whether heretofore authorized or contemplated
for authorization) on the remaining water available for use in
the Uni ted States, to study all possible means of improvi ng
the quality ,of such water and of alleviating the ill effects
of water of poor quality, and to report the results of his
studies and estimates to the 87th Congress and every 2 years
thereafter."

Public Law 87-590 stipulates that January 3 would be the submission
date for the report.

Public Law 93-320 states:

"Commencing on January 1, 1975, and every 2 years thereafter,
the Secretary shall submit, simultaneously, to the President,
the Congress, and the Advisory Council created in Section
204(a) of this title, a report on the Colorado River Salinity
Control Program authorized by this title covering the progress
of investigations, planning) and construction of salinity
control units for the previous 2 fiscal years; the effective-
ness of such units; anticipated work needed to be accomplished
in the future to meet the objectives of this title, with em-
phasis on the needs during the 5 years immediately following
the date of each report; and any special problems that may be
impeding progress in attaining an effective salinity control
program. Said report may be included in the biennial report
on the quality of water of the Colorado River Basin prepared

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