Freshwater Inflow Requirements of a Texas Estuary
The objective of this study is to estimate the amount and scheduling of freshwater inflows required to maintain fishery productivity, especially shrimp, in Matagorda Bay, Texas. To estimate...

Water Treatment Upgrade, Fort Collins, Colorado

Planning by Database
Denver's Stapleton International Airport cannot handle the growing volume of air traffic and will be replaced by an entirely new $3 billion Denver Metropolitan International...

Evaluation of and Recommendations for Drop Structures in the Denver Metropolitan Area
In 1982, the Denver Urban Drainage and Flood Control District published interim guidelines for the design of sloped, loose riprap drop structures, as well as vertical wall drop structures...

Flume Measures Ultra-Wide Discharge Range
Advances in mathematical modeling in the mid-1970's have led to accurate modeling of discharge and energy loss characteristics of long-throated flumes. A complex long-throated...

Spring Creek Dam is Ready for the PMF: A Case History
Spring Creek Dam is the first earth embankment dam in Colorado, with inadequate spillway capacity, to be modified utilizing roller compacted concrete (RCC). With a structural height of...

Comparison of Some River Discharge Calculation Methods
To measure the discharge of a river, it is necessary to develop a stage-discharge curve based on water velocity at various cross sections of the river. This is the method which is used...

Delivery System Management Via Dynamic Programming
Management of irrigation water delivery systems may involve allocating limited water supplies over both time and space under uncertain future demands. The physical delivery systems are...

Farmer Adoption of Irrigation Automation
Farmer acceptance of irrigation automation for water conservation in the eleven Western states is limited. About 29,000 acres, or 0. 1 percent, of the 25 million acres irrigated in these...

High Plains States Groundwater Recharge Program
The Bureau of Reclamation is conducting a 2-phase program to demonstrate the feasibility of recharging declining aquifers in the 17 Western States. The U. S. Geological Survey, Environmental...

Weather Modification Versus Drought—No Contest
The Colorado River Municipal Water District has sponsored a summertime West Texas cloud-seeding program to increase rainfall in each year since 1970. Because of the program's...

Operation of Glen Canyon Dam during 1983 and 1984 and the Repairs of Glen Canyon Spillways (abstract)
The gates at Glen Canyon Dam were closed in the spring of 1963 and the reservoir did not fill until the summer of 1980. The spillways were tested in 1980 with only slight evidence of operational...

Overview of a Real-Time Flood Management Model
A flood management model was developed for the operation of the six reservoirs making up the Highland Lakes System on the Colorado River in Texas. The model allows simulation of over 700...

Denver Area Real Time System
This paper presents a discussion of the development of the Denver Area Real Time System which will be used to regulate the Denver reservoir system on a real-time basis. Its main components...

Multi-purpose Stormwater Detention Facility Completed as First Phase of Englewood, Colorado, Flood Control Project
In 1980 the City of Englewood Urban Renewal Authority proceeded with planning for flood control improvements along Little Dry Creek. The selected plan includes capacity improvements for...

A Real-Time Flood Management Model for River-Reservoir Systems
A flood forecasting model has been developed for the Lower Colorado River Authority that can be used in a real-time framework to make decisions on reservoir operations during flooding....

Paleoflood Studies in Colorado
Paleoflood hydrology is the study of botanic, sedimentologic and geomorphic flood evidence remaining in a valley. Paleoflood studies in the Colorado foothills and mountains have been used...

Snow Load Design for Colorado Mountains
During the past decade, Colorado mountain construction has experienced a period of rapid growth. New ski resorts and other business developments have resulted in many new facilities. For...

Control of Thistle Lake, Utah
In April of 1983, the Thistle slide blocked the flow of the Spanish Fork River and traffic using the Denver and Rio Grande Western Railroad, U. S. Highway 89, and U. S. Highway 50 and...

Clean-up in the Rockies
The shallow aquifer flowing beneath the Rocky Mountain Arsenal, just outside of Denver, has become contaminated with a number of toxic substances. Until the arsenal can be cleaned-up,...

 

 

 

 

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