54 Articles found
Weston Solutions, Inc Articles
-
Mapping Quality Assurance Requirements for Continuous Mercury Monitoring Systems
The Clean Air Mercury Rule (CAMR) requires coal-fired electric power plants to install and operate mercury continuous monitoring systems by December 31, 2008 such that they will have 12 months of “submittable” data by 1 January 2010. For all ...
-
Development of 3D Geospatial Models to Support Environmental Restoration Activities at Technical Area 21, Los Alamos National Laboratory, New Mexico
Technical Area 21 (TA-21) is a former processing area located on a 0.5 square mile mesa top at Los Alamos National Laboratory (LANL), New Mexico. A series of threedimensional (3D) geospatial models were developed to support ongoing and future ...
-
The Amplification of Indicator Bacteria Occurring as a Result of Kelp Mound Incubation Along a Protected Beach in Southern California
ABSTRACT Pacific Beach Point (PB Point) in La Jolla, CA, has frequently exceeded state water quality standards for indicator bacteria. As a result, studies were designed to investigate bacterial transport mechanisms and possible bacterial ...
-
Monitoring Tools for Watershed Assessments
Weston Solutions, Inc. (WESTON®) has designed and implemented a watershed-based monitoring program with the San Diego County Copermittees. The monitoring program includes three elements: Mass Loading Station (MLS) Monitoring, Stream ...
-
Stormwater Management Program Long-Term Effectiveness Monitoring: Can I Reduce Sampling Frequency and Still Detect Trends to Determine BMP Effectiveness
INTRODUCTION Stormwater program managers are challenged with meeting regulatory monitoring requirements to identify long-term trends and the effectiveness of the implementation of Best Management Practices (BMPs) and meeting multiple program ...
-
Continuing Non-Liquid PCB Use in U.S. Military and Industrial Applications: Regulatory, Policy and Technical Issues
Presentation Overview •Historical Uses of Non-Liquid PCBs •Regulation of Non-Liquid PCBs in the U.S. •Examples of Continuing Non-Liquid PCB Uses and Use Conditions •Case Studies of Non-Liquid PCB Use Evaluation •Technical and Regulatory ...
-
Monitoring for Long-term Trends in San Diego County
A monitoring program was designed with the San Diego County Co-permittees to: Be adaptive and provide long-term trend information to predict short- and long-term impacts to receiving waters that result from changes in land use within each ...
-
Sediments as a Reservoir of Indicator Bacteria in a Coastal Embayment: Mission Bay, California,
Abstract Mission Bay is a large, heavily-used coastal embayment within the City of San Diego that includes over 27 miles of recreational shoreline. Historically, exceedances of state water quality standards for indicator bacteria (total ...
-
Amplification of Indicator Bacteria in Organic Debris on Southern California Beaches
INTRODUCTION Certain recreational beaches in southern California frequently exceed state water quality standards for indicator bacteria (total coliform, fecal coliform, and enterococcus). In San Diego County, two sites have been particularly ...
-
Freshwater Stream Invertebrates: Response to Water Quality Impairment and Physical Habitat Alteration
Summary Results of three large-scale regional benthic macroinvertebrate monitoring programs from Los Angeles, Orange, and San Diego counties were analyzed. Benthic community quality was quantified using a southern California IBI and was ...
-
Application of a Wireless Remote Monitoring System on a Landfill Flare Station
ABSTRACT The Seminole Road Landfill flare station in DeKalb County, Georgia was previously equipped with an automatic telephone dialer system that contacted the operators of the flare via telephone when the flare station shut down and there ...
-
Negotiating Higher NPDES Permit Limits Strategies for Optimizing Technology and Water Quality-based Effluent Limit Calculations for Petroleum Refining
Untitled Document Introduction The Clean Water Act is generally considered to be one of the most successful environmental statutes in terms of measurable progress towards pollutant reduction goals. This success is largely due to the ...
-
Demonstration of Resin Adsorption Techology for Treatment of VOCs in Groundwater
Untitled Document ABSTRACT Aberdeen Proving Ground (APG) has been a center for the development, testing, and manufacture of military-related chemicals since World War I, with industrial activities concentrated in the ...
-
Army National Guard Training Center Sustainment Initiative
The 2002 Defense Authorization Act, requires a comprehensive assessment of unexploded ordnance, discarded military munitions, and munitions constituents located at current and former defense sites. To support this requirement, the Army National ...
-
Early Transfer and Development of the Mare Island Regional Dredged Material Disposal Facility (RDMDF)
Project Scope Develop and operate a Regional Dredged Develop and operate a Regional Dredged Material Disposal Facility at Mare Island that: Material Disposal Facility at Mare Island that: - Provides a disposal facility for both clean and ...
-
Analysis of Hydrologic Data to Evaluate Phytoremediation System Performance
Abstract A long-term environmental monitoring program is providing hydrologic data that demonstrates poplar trees are influencing groundwater flow at the J-Field site, Aberdeen Proving Ground, Maryland. Advanced data collection and analyses ...
-
Utilizing a Multiple Metal Detector Array for Locating Anomalies Indicative of Ferrous and Non-Ferrous OE/UXO
ABSTRACT An array of three Geonics Limited EM61-MK2 metal detectors was utilized to identify subsurface metallic anomalies at the Mare Island Naval Shipyard in Vallejo, California. The goal of the 120-acre survey was to locate anomalies ...
-
Wetlands for Industrial Wastewater Treatment at the Savannah River Site
ABSTRACT The A-01 effluent outfall, which collects both normal daily process flow and stormwater runoff from a industrial research facility, did not meet the South Carolina Department of Health and Environmental Control (SCDHEC) National ...
-
Small Diameter Pipe Wipe Sampling for PCBs: Technology Review and Status of EPA Approval
ABSTRACT The Toxic Substances Control Act (TSCA) regulations governing management of polychlorinated biphenyls (PCBs) in the electric and gas industry include a series of options for abandoning pipe in place and managing pipe removed for ...
-
Integrating GIS and Groundwater Modeling Technologies for SWAPP Development
Groundwater Modeling and GIS Technologies: Powerful Tools for Data Integration and Analysis Groundwater modeling and Geographic Information System (GIS) technologies are useful tools for developing a Source Water Assessment and Protection Plan ...