Browsing WRRC Special Reports by Title

Now showing items 1-20 of 36

WRRC Special/Project Reports List (12/27/93)

(Water Resources Research Center, University of Hawaii at Manoa, 1993-12)

Chronological list of Special and Project Reports published by WRRC from January 1983 through December 1993.
WRRCSR No.01:31:92 Wellhead Protection Methodology for Hawaii

Oki, Delwyn S; Lau, L Stephen; Mink, John F (Water Resources Research Center, University of Hawaii at Manoa, 1992-04)

Development of a wellhead protection strategy for Hawaii is technically difficult due to the wide range of aquifer types and groundwater extraction units which exist in the state. Three approaches were identified to meet ...
WRRCSR No. 03.02.90 Assessment of the Potential for Groundwater Contamination Due to Proposed Urban Development in the Vicinity of the U.S. Navy Waiawa Shaft, Pearl Harbor, Hawaii

Oki, Delwyn S; Miyahira, Robert N; Green, Richard E; Giambelluca, Thomas W; Lau, L Stephen; Mink, John F; Schneider, Randi C; Little, David N (Water Resources Research Center, University of Hawaii at Manoa, 1990-03)

The concern over groundwater contamination in Hawaii has become most pronounced since the early 1980s with the discovery of various pesticide-related contaminants in the basal groundwaters of several of the state's aquifers. ...
WRRCSR No.03:30:83 Haina Well Water Analysis for Presence of Human Enteric Viruses and Other Water Quality Parameters, Island of Hawai'i

Fujioka, Roger S; Lau, L Stephen (Water Resources Research Center, University of Hawaii at Manoa, 1983-03)

The primary purpose for the analysis of the Haina Well water was to determine the presence or absence of human enteric viruses in the well water. Since coliform bacteria is currently the only indicator bacteria required ...
WRRCSR No.06:01:90 Injected Helium: A New Hydrological Tracer

Gupta, Sushil K; Lau, L Stephen; Moravcik, Philip S; El-Kadi, Aly (Water Resources Research Center, University of Hawaii at Manoa, 1990-06)

Five types of experiments were conducted to investigate dissolved helium gas as an injected water tracer, both in the subsurface water and open water: instrument development, sand column, soil columns, groundwater in ...
WRRCSR No.06:16:92 Leachate Evaluation and Monitoring Project, Kalaheo Sanitary Landfill, Kawainui, Oahu, Hawaii

Dugan, Gordon L; Ozoa, Steve H (Water Resources Reseach Center, University of Hawaii at Manoa, 1992-09)

The City and County of Honolulu operated Kalaheo Sanitary Landfill, located near Kawainui Marsh, Kawainui, Oahu, Hawaii, from March 1986 until March 1990. During the 4-yr period of operation an estimated 2.8 x 10^6 yd^3 ...
WRRCSR No.06:20:84 Habitat Utilization Curves for Native Hawaiian Stream Fishes

Kinzie, Robert A III; Ford, John I; Yuen, Andrew R; Chow, Sterling JL (Water Resources Research Center, University of Hawaii at Manoa, 1984-06)

Habitat utilization curves were developed for life stages of three species of Hawaiian native stream fishes. The development of such curves is necessary for implementation of the Incremental Flow Instream Methodology (IFIM) ...
WRRCSR No.06:30:91(II) Simulation of Solute Transport in Heterogeneous Soils - Volume II: Numerical Experiments

Liu, Clark CK; Loague, Keith; Azimi-Zonooz, Ali; Feng, Jing-Song (Water Resources Research Center, University of Hawaii at Manoa, 1991-06)

Spatial variability of saturated hydraulic conductivity is examined to assess the effect of uncertainty in leaching of pesticides from heterogeneous soils. Saturated hydraulic conductivity, an important soil parameter that ...
WRRCSR No.06:30:91(I) Simulation of Solute Transport in Heterogeneos Soils - Volume I: Conjunctive Application of Physically Based and System Modeling Approaches

Liu, Clark CK; Loague, Keith; Chen, Wei; Feng, Jing-Song; Huang, Qin-Ming (Water Resources Research Center, University of Hawaii at Manoa, 1991-06)

Mathematical models that predict the contamination potential of chemical inputs on the soil surface or in the upper unsaturated soil zone are an increasingly important and useful management tool. Mathematical models can ...
WRRCSR No. 07:21:87 Aquifer Recharge by Irrigation with Primary Effluent: Field Experiments with California Grass and Sugarcane

Lau, L Stephen (Water Resources Research Center, University of Hawaii at Manoa, 1987-07)

The 'Ewa caprock aquifer has been a long-standing water source for southern Oahu, but the freshwater viability of the aquifer is being threatened with a gradual increase in the salinity level of pumped aquifer water in ...
WRRCSR No.09:00.88 Wastewater Reuse By Irrigation in Hawai'i: May 1989 Update

Murabayashi, Edwin T (Water Resources Research Center, University of Hawaii at Manoa, 1989-05)

A statewide survey was conducted to detennine the nature and extent of wastewater reuse by irrigation in 1989. An average of 13.985 mgd (million gallons/day) of wastewater is applied to 2115+ acres. Acreages are difficult ...
WRRCSR No.09:24:92 Granular Activated Carbon Treatment of Mililani Well Water: Phase II Study to Extend Effective Life of GAC, Six-Month Progress Report

Dugan, Gordon L; Fujioka, Roger S; Lau, L Stephen; Takei, Gerald H; Gee, Henry K; McParland, Terra L (Water Resources Research Center, University of Hawaii at Manoa, 1992-10)

The aerated Mililani well water, which removed about 40% of TCP, and spiked deionized water, intended to reduce the level of natural background organics, both appeared to increase the volume of water passing through the ...
WRRCSR No.10:05:90 Urbanization, Land-Use Planning, and Groundwater Management in Central Oahu, Hawaii

Ridgley, Mark A; Giambelluca, Thomas W (Water Resources Research Center, University of Hawaii, 1990-10)

In the Hawaiian Islands, planners and public officials have decided recently to raise the permissible level of urban development in central Oahu. The decision is opposed by many on the grounds that it threatens agricultural ...
WRRCSR No.10:18:91 Impoundment of Stream Flow in West Loch, Pearl Harbor, Oahu, Hawaii: A Feasibility Study

Fok, Yu-Si; Murabayashi, Edwin T (Water Resources Research Center, University of Hawaii at Manoa, 1992-09)

This study investigated the feasibility of capturing and storing fresh stream water flowing into West Loch, an estuarine, enclosed inland embayment of Pearl Harbor, Oahu, Hawaii, that is accessible to the sea through a ...
WRRCSR No.1:05:93 Long-Range Prediction of Hawaii Winter Rainfall: A Canonical Correlation Analysis

Chu, Pao-Shin; He, Yuxiang (Water Resources Research Center, University of Hawaii, 1993-01)

Hawaii rainfall is teleconnected to short-term climate variability in the Pacific Ocean. The summer Southern Oscillation Index (SOI) and summer sea-level pressure (SLP) over the North Pacific are used as predictors, and ...
WRRCSR No.1:10:83 Decontamination of Chromium Contaminated Soil and Water: Pearl Harbor Naval Shipyard, Pearl Harbor, Hawaii, Phase 2

Dugan, Gordon L; Gee, Henry K; Lau, L Stephen (Water Resources Research Center, University of Hawaii, 1983-01)

Phase 2 of this project represents the analytical monitoring of an estimated 64,800 ft^3 (1,835 m^3) of chromium-contaminated soil, classified as a hazardous waste (>5 mg/l chromium extract concentration as measured ...
WRRCSR No. 1.10:83 Decontamination of Chromium-Contaminated Soil and Water: Pearl Harbor Naval Shipyard, Peart Harbor, Hawai'i, Phase 2

Dugan, Gordon L; Gee, Henry K; Lau, L Stephen (Water Resources Research Center, University of Hawaii at Manoa, 1983-01)

Phase 2 of this project represents the analytical monitoring of an estimated 64,800 ft3 (1 835 m3) of chromium-contaminated soil, classified as a hazardous waste (>5 mg/ℓ chromium extract concentration as measured by the ...
WRRCSR No.1:15:87 A Virus Monitoring Program for Irrigating Sugarcane with Mililani Sewage Effluent

Fujioka, Roger S; Lau, L Stephen (Water Resources Research Center, University of Hawaii, 1987-01)

The City and County of Honolulu (CCH) and the Oahu Sugar Company (OSC) have entered into a long-term agreement to use sewage effluent to irrigate sugar cane. Briefly, the objective of this monitoring program is to establish ...
WRRCSR No.12:28:84 Brackish Groundwater Desalting Tests Using Low Pressure Reverse Osmosis Membranes, Wai'anae, O'ahu, Hawai'i

Gee, Henry K; Lau, L Stephen (Water Resources Research Center, University of Hawaii at Manoa, 1984-12)

A desalting test using low pressure, reverse osmosis (RO) FT-30 and FT-50 membranes was conducted on Pump 10 well water at Oahu Sugar Company near Campbell Industrial Park on O'ahu. The brackish test water from the Waianae ...
WRRCSR No. 1.29:82 The Significance of the Bactericidal Effect of Sunlight on Indicator and Pathogenic Bacteria in Marine Waters on Measurements and Interpretations of Water Quality

Fujioka, Roger S (Water Resources Research Center, University of Hawaii at Manoa, 1982-01)

Natural streams collect runoff and discharges from many sources which alter the quality of stream water. To determine the hygienic quality of streams, water samples from streams are collected and assayed for two human ...