Topics
Monitoring & Compliance
Data Analysis STA Modeling Treatment Technology
Restoration
BMP Performance Atmospheric Deposition
Regional Studies Research Support Expert Testimony
Links
to Other Web Pages
Google Earth Data Interface
Trend Analyses STA Data EPGM DMSTA Reservoirs Restudy Florida
Bay C111
Monitoring
& Compliance
Spatial Displays of South Florida Water Quality Data. Summary for Water Years
2008-2017. Google Earth
Interface. March 2017.
Exploratory Analysis of Everglades
Flow & Phosphorus Dynamics. Library of Time Series &
Diagnostic Charts of Data Linked to Google Earth, September 2014.
Trends in Total Phosphorus
Concentration and Flow at Monitoring Sites Within
and Upstream of Everglades National Park. September 2014.
Development of Long-Term
Phosphorus Limits for Shark River Slough Inflows. TOC
Appendix A Workgroup. December 2013.
Comments on
Compliance Determination for Shark River Slough in Water Year 2012.
May 2013
Technical Support for USEPA
Amended Determination . Attachments: Water Quality Based
Effluent Limits Phosphorus Control
Alternatives September 2010.
Maximum Annual Discharge Limits to Achieve Compliance with the Consent
Decree's Water Quality Requirements - Summary of Exhibits and Issues, TOC Presentation, March
2011.
Comments on the
Compliance Report for Shark River Slough Inflow Phosphorus Limits in Water
Year 2008., June 2009.
Analysis
of June 2009 Exceedance of Refuge Long-Term Phosphorus Levels, TOC Presentation, August
2009.
Methodology for Testing Compliance with Consent Decree Load Reduction
Requirements, TOC Presentation, Report, June 2007.
Comparison of Methods for Tracking Marsh Phosphorus Concentrations in
Loxahatchee National Wildlife Refuge Under the Consent Decree, TOC Presentation, Report, December 2006.
Estimation of Water Quality Based
Effluent Limits for Compliance with the Everglades Phosphorus Criterion,
November 2005.
Evaluation of 4-Part Test for
Compliance with Everglades Phosphorus Criterion, January 2005.
Analysis of Refuge Interim P Level Excursions -
September 2003 & August 2004, TOC Presentation, November 2004.
Investigation of Sampling
Methodologies for Monitoring Water Quality at Inflows to Everglades National
Park, August 2004.
Compliance of Refuge Marsh Phosphorus Concentrations with Interim Levels
Required under the Consent Decree, with R. Kadlec, TOC Presentation, June 2003; Detailed Report, July 2003.
Evaluation of Proposed
Methodology for Measuring Marsh Compliance with the Everglades Phosphorus
Criterion. August 2002.
Monitoring Compliance with the
Everglades Marsh Phosphorus Criterion, presented at FDEP Workshop,
October 2001.
Interim
Phosphorus Standards for the Everglades, in G. Gibson et al., Nutrient Criteria
Technical Guidance Manual, Lakes & Reservoirs, Appendix B, U.S.
Environmental Protection Agency, Office of Water, EPA-822-B000-001, April
2000.
Preliminary Evaluation of Proposed
Methodology for Determining Compliance with the Everglades Phosphorus
Criterion in WCA2A, September 1999.
Everglades Monitoring Report, Water
Quality Monitoring Results Pertinent to the State/Federal Consent Decree,
January 1999.
Test for Evaluating Performance of
Stormwater Treatment Areas, Basis for Compliance Tests for 50-ppb
STA Discharge Permits & Compliance Tests for Consent Decree
Load-Reduction Requirements, January 1996.
Data Analysis
Spatial Displays of Refuge Data to Support
Design of DOI Enhanced Monitoring Program, March 2004.
Analysis of Recent Phosphorus Data from
Shark River Slough Inflows to Everglades National Park, presented
to Everglades Technical Oversight Committee, July 2002.
Analysis of Water Quality Data from ARM
Loxahatchee National Wildlife Refuge. Marsh, Inflow, &
Atmospheric Deposition Data collected by USFWS; Comparisons with SFWMD
Results. October 1999.
Analysis of Phosphorus Data from
Loxahatchee National Wildlife Refuge. Temporal Patterns in SFWMD
Data from 14 Marsh Stations, 1994-1998. Sampling Variability in
Relation to Water Column Depth. March 1999.
Analysis of Everglades Round Robin Results, Rounds
2-8. October 1999. Split-Sample Study of Phosphorus
Measurements from Various South Florida Labs, Run by Florida DEP.
Phosphorus Data from "Unimpacted"
Region of WCA-2A. Various Tables & Maps. September 1999.
Long-Term Water
Quality Trends in the Everglades, in Reddy et al, Phosphorus
Biogeochemistry in Subtropical Environments, Lewis Publishers,
1999. Presentation at
"Symposium on Phosphorus Biogeochemistry in Florida Ecosystems",
Clearwater, Florida, July 1997.
Water Quality
Trends at Inflows to Everglades National Park, Water Resources Bulletin,
1991.
Wetland and Stormwater Treatment Area Modeling
Designing STAs to Achieve Treatment
and Restoration Objectives, prepared for Committee on Independent
Scientific Review of Everglades Restoration Progress, Meeting
#23, May 2011.
Modeling Phosphorus
Dynamics in Everglades Wetlands and Stormwater Treatment Areas, Critical
Reviews in Environmental Science and Technology, Vol. 41 (S1). pp 430-446.
2011 (with R. Kadlec).
Modeling Phosphorus Dynamics in
Everglades Wetlands and Stormwater Treatment Areas, presented at GEER
2008: Greater Everglades Ecosystem Restoration Conference, Naples, Florida,
July 2008 (with R. Kadlec).
Development of a Dynamic Model for Everglades
Stormwater Treatment Areas (DMSTA). Version 2, 2008.
DMSTA Calibration & Enhancement for Reservoirs,
July 2005.
DMSTA Applications to Marsh Impact
& Recovery Forecasting under Florida's Long-Term Plan , March
2005.
Everglades Phosphorus Gradient Model,
August 2004.
Dynamic STA Design
Model - Design Model Structure for Treatment Wetland Systems at Low
Phosphorus Concentrations for Everglades Protection, presented by R. Kadlec at the Joint Conference on the Science and
Restoration of the Greater Everglades and Florida Bay Ecosystem, Palm Harbor,
Florida, April 2003
Phosphorus Balance Models for
Everglades Applications, CESI /CERP Modeling Workshop, March
2002.
Management
Models to Evaluate Phosphorus Impacts on Wetlands, with R.H. Kadlec, in Reddy et al, Phosphorus Biogeochemistry in
Subtropical Environments, Lewis Publishers, 1999. "Symposium
on Phosphorus Biogeochemistry in Florida Ecosystems", Clearwater,
Florida, July 1997.
A Model for Simulating Phosphorus Concentrations in Waters and Soils
Downstream of Everglades Stormwater Treatment Areas, EPGM, August 13, 1996 Part 1 Part 2.
Design Basis for Everglades Stormwater
Treatment Areas, Water Resources
Bulletin, 1995.
Treatment Technology Evaluation & Design
Compilation & Analysis of
Data from Everglades Stormwater Treatment Areas, September 2014.
Evaluation of
Alternatives to Achieve Phosphorus WQBELs in Discharges to the Everglades
Protection Area, Technical Support for USEPA Amended Determination,
September 2010.
Preliminary Evaluation of
STA Expansion to Achieve Treatment Objectives for Inflows to Loxahatchee
National Wildlife Refuge, September 2007.
Updated Schematic of Phosphorus Load
Controls for the Refuge, November 2004.
Summary of STA-1W Operation Data For
September 2004 Hurricane Period, November 2004.
Technology Review of
Periphyton Stormwater Treatment, November 2003.
Suggestions for Design of PSTA & SAV
Experiments. December 1999.
Water & Mass Balance Calculations -
Everglades Nutrient Removal Project, March 1999.
Stormwater Treatment
Area & Reservoir Performance Measures for Everglades Restudy, July
1998.
Regional
Planning / CERP
Simulating
Impacts of CEPP Alternatives on ENP Shark River Slough Inflow P
Concentrations, March 2013.
Designing STAs to Achieve Treatment
and Restoration Objectives, Briefing Information Prepared for
National Research Council, Committee on Independent Scientific Review of
Everglades Restoration Progress, May 2011.
STA Performance Modeling.
National Research Council / CISRERP Meeting, June 2009.
Regional Phosphorus Budgets.
National Research Council / CISRERP Meeting, June 2009.
Responses to NRC Follow-Up
Questions on Mass Balances and STAs, November 2009.
Phosphorus Mass-Balance
Modeling Approaches for CERP, Schematic. CERP Water
Quality Meeting, March 2003.
STA & Reservoir Performance Measures
for the Everglades Restudy, July 1998.
DMSTA Features
& Potential CERP Applications, October 2003.
Evaluation of Farm
BMP Performance
Software for Tracking Phosphorus
Loads from the Everglades Agricultural Area. Flow-Charts Basin Workbook Sample Farm Output,
February 1998.
Water and Phosphorus
Balances for EAA and WCA Inflows, Software Documentation, June 1998.
Software for Tracking Phosphorus
Loads from the C139 Basin, April 2001.
Summary of Runoff and Phosphorus
Load Data from EAA Basins & Farms, 1993-2008. GIS Maps
November 2008.
Analysis of Runoff Data
from Farms in the EAA/S5A Basin, January 2010.
SFWMD, EAA & C139 Basin Performance Thru April 2012, South
Florida Environmental Report, January 2013.
Summary of Basin
Performance Details on Methodology
and Farm Performance. Regulatory Rule
Atmospheric
Deposition
Atmospheric Deposition in Florida Bay Region,
July 1998.
Atmospheric Deposition of Phosphorus in
Loxahatchee National Wildlife Refuge, with S. Jewell, presented at
"Atmospheric Deposition into South Florida: Measuring Net
Atmospheric Inputs of Nutrients", South Florida Water Management
District, October 1997.
Rainfall Total Phosphorus Concentrations
and Loadings in Everglades National Park, August 1989.
Regional
Studies
Preliminary Evaluation of the
Potential Water Quality Impacts of Implementing a New Rainfall-Driven Formula
for Guiding Flow Deliveries to Shark River Slough, May 2010.
Everglades Restoration Problems,
Remedies, Process 1988-2010. Class Lecture, Environmental Science
& Public Policy, Harvard University, April 2010 (with M. Harwell & N.
Aumen).
Evaluating Nutrient Enrichment
Problems in Lake Okeechobee & the Everglades. Class
Lecture, Environmental Assessment, Harvard University, November 2009.
An Assessment of the Interim Operations Plan, Water Quality, NPS, SFNRC
Technical Series 2005: 2., 2004.
Water Quality Assessment of the Interim
Operations Plan: Phosphorus Concentrations and Loads,
January 2004.
IOP Workshop Presentation,
ENP SFNRC, December 2003.
Development and Application of a
Phosphorus Balance Model for Lake Istokpoga,
Florida, Lake & Reservoir Mgt,
2003.
Phosphorus TMDL for Lake Okeechobee. Lake
Okeechobee Technical Advisory Committee Meetings. prepared for Florida
Dept. of Environmental Protection & U.S. Department of the
Interior. April 2000
May 3, 2000 May 4, 2000 May 31, 2000 August 2000 Final Report Dec 2000.
Comments on Draft GRR Supplement for
the C-111 Basin. November 2000.
Estimation of Inputs to Florida Bay,
July 1998.
Spatial
Variations in Water Quality, Everglades National Park & Florida Bay,
May 1998.
Water Quality Aspects of the Proposed East Coast
Buffer Strip: Evaluation of the C11 Basin, January 1997.
Analysis of Water Quality & Hydrologic
Data from the C-111 Basin, October 1997.
Research
Support
Everglades Nutrient Threshold
Research Plan, Research & Monitoring Subcommittee, Everglades
Technical Oversight Committee, July 1992.
Expert
Testimony
Remedy Hearings on Consent Decree Compliance Issues. Initial
Testimony Rebuttal,
January 2011.
Liability Hearings on Consent Decree Compliance Issues. Initial
Testimony Rebuttal,
October 2010.
Expert Report Concerning
Exceedances of Interim Phosphorus Levels in Loxahatchee National Wildlife
Refuge in 2002 & 2004, August 2005.
Comments Made Before FDEP/ERC Hearing on
Everglades Phosphorus Criterion, January 2003.
Home
http://www.wwwalker.net/doi/index.htm
12/04/14
|