LIBBY RIVER WATERSHED WATER QUALITY MANAGEMENT STUDY, CONTENTS


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ABOUT THE MAPS

SCARBOROUGH MAINE LIBBY RIVER WATERSHED MAP

I. INTRODUCTION

Project Manager's Summary - I-I
Project Overview - I-II

II. STUDY AREA DESCRIPTION - II-I to II-II

III. WATER QUALITY MONITORING PROGRAM

1. Bi-weekly Survey - III-I
2. Diurnal Study - III-II

IV. MONITORING PROGRAM RESULTS

1. Standards - IV-I
2. Bi-weekly Sampling, Results - IV-III
3. Diurnal Survey, Results - IV-XV
4. Metals Analysis, Results- IV-XXI

V. FIELD INVESTIGATIONS AND RESULTS - V-I TO VIII

Non-Point Sources
Stations
Results

VI. FUTURE DIRECTIONS FOR LAND USE MANAGEMENT - VI-I TO VI-II

VII. RECOMMENDATIONS FOR FUTURE STUDY - VII-I TO VII-II

VIII. APPENDICES

A. Data - Tabulated form
B. Photographs
C. Climatological Data
D. USEPA ''Water Quality Criteria'' (excerpts - 1986)
E. Tidal Charts
F. Preliminary Report

LIST OF FIGURES AND TABLES

Table 1. Expected background levels and concentrations for a variety of parameters - IV-II
Table 2. Average parameters by stations - Libby River - IV-VII
Table 3. Twenty Four Hour Survey September 24-25, 1988 - IV-XVII
Table 4. Data for Metals: Stations D-11 and 11 - IV-XII
Table 5. Field Investigations Data - November 30 and December 7, 1988 - V-VI

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AVERAGE VALUES PLOTTED UPSTREAM TO DOWNSTREAM FOR EACH PARAMETER:
Figure 1. Salinity - IV-VIII
Figure 2. Dissolved Oxygen - IV-VIII
Figure 3. Fecal Coliform - IV-IX
Figure 4. pH - IV-IX
Figure 5. Temperature - IV-X
Figure 6. BOD - 7 - IV-X
Figure 7. Nitrate (N03) - IV-XI
Figure 8. Dissolved Oxygen vs BOD - IV-XII
Figure 9. Dissolved Oxygen vs Fecal Coliform - IV-XII
Figure 10. Dissolved Oxygen vs N03 - IV-XIII
Figure 11. BOD vs Fecal Coliform - IV-XIII
Figure 12. Nitrate vs BOD - IV-XIV

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RESULTS OF 24-HOUR STUDY - SEPT. 24/25 1988. PARAMETERS OVER TIME.

Figure 13. Total Phosphorus mg/l. - IV-XVIII
Figure 14. pH - IV-XVIII
Figure 15. Dissolved Oxygen - IV-XVIX
Figure 16. Fecal Coliform - IV-XVIX
Figure 17. BOD - IV-XX
Figure 18. Temperature - IV-XX


Creation Date: December 15, 1995
Joe Ziepniewski, Scarborough Planning Department
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