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ScholarSpace at University of Hawaii at Manoa
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WRRCTMR No.27 Catalogue of Wastewater Treatment Facilities: State of Hawaii
An effective water pollution control program for the state requires sufficient information on existing treatment and pollution control facilities and projections of needs for future facilities. Hence, the catalogue should provide a basis for... 1970-09-01
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WRRCTMR No.74 Upgrading Municipal Effluent by Pulsed-Bed Filtration: Sand Island...
The Hydro Clear pilot plant pulsed-bed filter cell unit (4 ft^2 [0.37 m^3]sand surface area) was operated at the Sand Island Wastewater Treatment Plant from mid-November 1982 to the first part of June 1983. Because of the disruptive events of the... 1983-10-01
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WRRCTMR No.75 Aquifer Classification, State of Hawaii
A consistent classification and nomenclature of the aquifer systems in the state of Hawaii do not exist in spite of the fact that groundwater is an essential water supply source in each island. The classification of water resources currently in... 1984-12-01
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WRRCTMR No.81 Monitoring Makakilo Well No. 1 for Human Enteroviruses and Selected...
Groundwater is the source of 99% of the drinking water provided to consumers on Oahu, the major island in the state of Hawaii. However, virtually all approved sources of water on Oahu have been planned for use. As a result, plans for new urban... 1987-05-01
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WRRCTMR No.82 Vertical Movement of Saltwater-Freshwater Interface in a Thick...
A theoretical function is derived to predict the transient position of the saltwater-freshwater interface set in vertical motion from an initially static equilibrium state. The function is found to be proportional to the square root of time after... 1990-03-01
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WRRCTMR No.83 Bacterial Contamination of Water Resources on Moen, Truk Islands,...
Shallow wells and individual rainwater catchment systems meet the water requirements of many Micronesians. The quality of this water is a matter of public health interest because this region suffers from a high incidence of gastrointestinal... 1991-09-01
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WRRCTMR No.63 Groundwater Resources of Kwajalein Island, Marshall Islands
During the period July 1978 to December 1980, a detailed study of the fresh groundwater resources of Kwajalein Island, Marshall Islands, was conducted. A total of 23 observation wells was constructed to monitor the thickness, areal extent, and... 1981-03-01
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WRRCTMR No.62 Hawaiian Groundwater Geology and Hydrology, and Early Mathematical Models
This report is comprised of four papers: (1) Composition and Hydrologic Character of Hawaiian Rocks, (2) Hydrologic Behavior of Hawaiian Ghyben-Herzberg Lens, (3) Critique of Early Mathematical Models, and (4) Bottom Storage: A Review of its... 1980-09-01
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WRRCTMR No.61 Monitoring of Pollutants in Waste Water, Sewage, and Sediment
Quarterly samples of Waipahu Incinerator quench water and Sand Island and Honouliuli waste water were analyzed for heavy metals and chlorinated hydrocarbons. Semiannual sediment samples from the old and new Sand Island ocean outfall sites were... 1980-12-01
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WRRCTMR No.60 Analysis of Sand Samples from the Sand Island Sewer Outfall, Mamala Bay,...
Sand grab samples were collected from nine locations at and around existing and proposed ocean sewage outfalls and at a control station. The preserved samples were analyzed for abundance of invertebrates. Stations in the vicinity of the existing... 1978-05-01
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WRRCTMR No.59 A Print-Plot Display System for a Linear Programming-Based Resources...
Many resource planning models have been developed, but few have been implemented. Frequently, months are needed to prepare inputs for a few seconds of analysis. The analysis output again requires weeks of plotting for easy comprehension. Although... 1978-11-01
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WRRCTMR No.58 Estimating Peak Discharges in Small Urban Hawaiian Watersheds for...
Since its establishment in the spring of 1971 the Hawaii Environmental Simulation Laboratory (HESL) has attempted to simulate some of the consequences of alternative land use-economic decisions. The Kane'ohe region on O'ahu Island, Hawai'i was... 1978-08-01
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WRRCTMR No.57 Pathogenic Enteric Viruses in the Hawaiian Ocean Environment: Viability...
Human enteric viruses were recovered from 0.19 to 0.76 m^3 samples obtained from various natural marine water sites using the portable virus concentrator (Aquella). The concentration and frequency of viruses and coliform bacteria were highest... 1977-04-01
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WRRCTMR No.56 Rotating Disc Sewage Treatment Systems for Suburban Developments and...
Present experience with extended aeration plants in high density resort and suburban developments in Hawai'i has been generally unsatisfactory due to (1) inadequate system management resulting from insufficient manpower resources, and (2) high... 1978-01-01
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WRRCTMR No.28 Hydrologic Balance in the Pearl Harbor Basin
In this memorandum repoTt. an attempt will be made, based on previous and present findings, to predict the changes in the ground-water hydrology as a consequence of the accelerated rate of shift of agricultural lands to urban developments. 1971-01-01
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WRRCTMR No.22 Proposed Zones of Mixing: Honolulu Harbor and Kapalama Canal
This statement pertains to the proposal to establish zones of mixing in Honolulu Harbor and Kapalama Canal, Oahu. It is our understanding that the proposed zones of mixing in Honolulu Harbor and Kapalama Canal are the first to be formally... 1970-06-01
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WRRCTMR No.23 A Preliminary Study of the Topographic Effects Upon Precipitation in...
Cover series title: Technical Memorandum Report No. 23 1970-06-01
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WRRCTMR No.43 Water Quality Information Storage and Retrieval System for Hawaii, Final...
A computerized system for the storage and retrieval of Water Quality data and corresponding stations has been compiled for the Department of Health (DOH), State of Hawaii. Specific data banks include: zones of mixing, waste discharge and effluent,... 1975-02-01
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WRRCTMR No.29 A Review of the Theories and Empirical Studies on the Demand for Water
Although efforts to include market concepts in the study of water demand appear in the technical literature as early as 1926 (Metcalf, 1926), it was not until 1959 that some of the more difficult conceptual issues relating to economic demand... 1971-08-01
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WRRCTMR No.30 Use of Agricultural Chemicals and Factors Contributing to Their Transport...
The purpose of this study is to determine for watersheds contributing to specified important estuaries in the State of Hawaii, the types and quantities of "agricultural chemicals” (pesticides and fertilizers) applied, the timing of such... 1970-11-01
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WRRCTMR No.31 A Preliminary Study of Some Ecological Effects of Sugar Mill Waste...
Mill discharge from Kilauea Sugar Company discolors the receiving waters off the north coast of Kauai and increases the turbidity thirtyfold over that for normal waters. Coral growth is abundant in this area except near the mill discharge outfall.... 1971-09-01
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WRRCTMR No.32 Bacterial Pollution Indicators in Hawaiian Coastal Waters
The use of the coliform bacteria as the indicator organism to identify fecal contamination has universal acceptance in the fields of public health and pollution control. However, it is well documented that the interpretation of the results using... 1972-01-01
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WRRCTMR No.35 Contributions of Water Resources Research Center of the Research and...
The Water Resources Research Center, since its creation in 1964, has focused its research thrust in existing and emerging water problems in Hawaii. It is the only state agency exclusively devoted to water resources research. Its prime objective... 1972-03-01
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WRRCTMR No.36 Patterns and Trends of Demand for Water in Oahu
Since statehood in 1959, the City and County of Honolulu has experienced unprecedented social and economic growth. Concurrent with these rapid changes, the fresh water consumption has increased from 19 billion gallons in 1959 to 35 billion gallons... 1972-09-01
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WRRCTMR No.40 A Preliminary Input-Output Water Planning Model for Hawaii
At present most water planning and forecasting done by the Oahu Board of Water Supply is based on projections of population and per capita water "demand". It is not population per se, however, which determines demand for water. Rather, price,... 1974-06-01
