WSP05674

• File Number: 8200.760
• Description: Yampa River General
• State: CO
• Basin: Yampa/White
• Water Division: 6
• Date: 3/1/1978
• Author: USGS
• Title: Analysis of Waste-Load Assimilative Capacity of the Yampa River - Steamboat Springs to Hayden - Routt County - Colorado - March 1978
• Water Supply Pro - Doc Type: Report/Study

0"5"'-
(lOe, 03

Table 1-
2.
3.
4.
5.
6.

TABLES

Page

Existing point-source discharges from wastewater-treatment
plants . . . . . . . . . . . . . . . . . . . . . . . . 9
Sampling-site locations, September 23-24, 1975 . . . . . 13
Nonionized ammonia (NH3) for observed pH and temperature
values, Yampa River, September 23-24, 1975 . . . . . . 33
Percentage of nonionized ammonia nitrogen in ammonia-water
solutions at various pH and water-temperature values. . 38
Suggested effluent standards for proposed regional wastewater-
treatment plant. . . . . . . . . . . . . . . . . . . . . . 39
Maximum computed concentrations of ammonia nitrogen and non-
ionized ammonia nitrogen for permanent populations, and
using 1978 standards for effluent, Yampa River, Steamboat
Springs to Hayden, Colo. . . .. . . . . . . . . . . . . . 60
7. Maximum computed concentrations of ammonia nitrogen and non-
ionized ammonia nitrogen for peak-day populations, and
using 1978 standards for effluent, Yampa River, Steamboat
Springs to Hayden, Colo. . . . . . . . . . . . . . . . . 61
8. Periphyton data, Yampa River, Steamboat Springs to Hayden,
Colo., August-September 1975 . . . . . . . . . . . . . . 62

METRIC CONVERSION FACTORS

The English units used in
units; others may be converted
sion factors:

the text of this report are followed by metric
to metric units by using the following conver-

To convert English units

foot (ft)

Multiply by
0.3048

To obtain metric units

meter (m)

foot per mile (ft/mi)

.1894

meter per kilometer (m/km)

cubic foot per second (ft3/s)

mile (mi)

.02832

cubic meter per second (m3/s)

1.609

kilometers (km)

square mile (mi2)

2.590

square kilometers (km2)

6.309x10-5

cubic meter per second (m3/s)

gallon per minute (gal/min)

VI

6.