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TABLE C-1-1: STATIONS MONITORED PER YEAR AND THEIR GEOGRAPHIC LOCATIONS

STATION
YEARS MONITORED

APPROXIMATE DEPTH

LATITUDE (N)
° ' "

LONGITUDE (W)
° ' "

(M)

(FT)

P1

1994

3.2

10.5

42 28 00

76 30 30

P2

1994-1996

4.1

13.4

42 28 20

76 30 40

S1

1994

3.6

11.8

42 28 15

76 30 96

S2

1994

5.0

16.4

42 28 38

76 31 42

S3

1994

5.2

17.1

42 28 39

76 31 06

S4

1994

6.2

20.3

42 28 52

76 30 74

S5

1994

16.7

54.8

42 28 51

76 31 55

S6

1994

15.4

50.5

42 28 67

76 31 15

S7

1994

12.4

40.7

42 28 78

76 30 77

S8

1994

42.5

139.4

42 28 79

76 31 63

P3

1994

43.4

142.4

42 28 93

76 31 30

S9

1994

46.2

151.5

42 29 00

76 30 90

P4

1994-1996

65.3

214.2

42 29 31

76 31 41

S10

1994

68.5

224.7

42 29 42

76 31 90

S11

1994-1996

72.0

236.2

42 29 60

76 31 45

S12

1994

66.4

217.8

42 29 76

76 31 11

Reference (R1)

1994

100

328.0

42 32 40

76 33 68

Reference (R2)

1994

103

337.8

42 32 18

76 32 70

 

TABLE C-1-2: SUMMARY OF 1994 MONITORING PROGRAM BY ANALYTE, STATION, DEPTH, AND FREQUENCY

ANALYTE
STATIONS
DEPTHS
FREQUENCY DURATION

Temperature
Dissolved Oxygen
pH
Total Dissolved Solids
Specific Conductance
Oxidation/Reduction Potential
Secchi Disk Transparency

P1 - P4
S1 - S12
R1 - R2

2 - 5 meter intervals
(shallow)
10 meter intervals
(deep)

Weekly (June -
September)
Monthly (October -
December)

Ammonia-Nitrogen
Total Phosphorus
Soluble Reactive Phosphorus
Silica
Nitrate-Nitrogen
Turbidity

P1 - P4

P1 and P2: surface,
bottom
P3 and P4: 10 meter
intervals

Biweekly (June -
September)
Monthly (October -
December)

5-Day BOD
Total Organic Carbon
Total Suspended Solids
Chloride

P1 - P4

P1 and P2: surface,
bottom
P3 and P4: 10 meter
intervals

Monthly (June -
December)

Chlorophyll a
Phaeophytin

P1 - P4
R1, R2

P1 and P2: surface,
bottom
P3, P4, R1, and R2:
10 meter intervals

Biweekly (June -
September)
Monthly (October -
December)

Phytoplankton

P1 - P4
R1, R2

Epilimnetic composites

P1 - P4 biweekly
(June - September)
R1, R2 monthly
(July - September)

Zooplankton

P2, P4
R1, R2

Water column net haul

P1 - P4 biweekly
(June - September)
R1, R2 monthly
(July - September)

Benthic Invertebrates

P1 - P4,
R1, R2

Lake bottom sediments

Once (July 1994)

Dioxin (2,3,7,8-TCDD)

P4

60m

Once (November 1994)

Trihalomethane Formation Potential (THMFP) and Haloacetic Acid

P4

60m

Once (August 1994)

 

TABLE C-1-3: SUMMARY OF 1995 WATER QUALITY MONITORING PROGRAM BY ANALYTE, STATION, DEPTH, AND FREQUENCY

ANALYTE
STATIONS
DEPTHS
FREQUENCY, DURATION

Total P and SRP

P4, S11

10 m intervals (0, 10, 20, 30, 40, 50, 60, 70)

Monthly: April and May
Biweekly: June-Nov

P2

Mid-depth sample (2 m)

Monthly: April and May
Biweekly: June-Nov

Field Hydrolab Parameters (DO, pH, specific conductivity)

P4, S11

10 m intervals

Monthly: April and May
Biweekly: June-Nov

P2

1 m intervals

Monthly: April and May
Biweekly: June-Nov

Zooplankton:
Species Composition

P4, P2

Depth integrated
(through water column)

3 samples: April-June

Phytoplankton: Species Composition

P4

Depth integrated (10 m)

3 samples: April-June

P2

Depth integrated (4 m)

Chlorophyll a

P4, S11

Depth integrated (10 m)

Monthly: April and May
Biweekly: June-Nov

P2

Depth integrated (4 m)

Total Suspended Solids

S11

Every 10 m (0, 10, 20, 30, 40, 50, 60, 70)

Monthly: April and May
Biweekly: June-Nov

P2

Mid-depth sample
(2 m)

Monthly: April and May
Biweekly: June-Nov

Turbidity

S11

Every 10 m

Monthly: April and May
Biweekly: June-Nov

P2

Mid-depth sample
(2 m)

Monthly: April and May
Biweekly: June-Nov

Secchi disk

P4, S11, P2

Surface

Monthly: April and May
Biweekly: June-Nov

Silica

S11

10 m intervals

Monthly: April and May
Biweekly: June-Nov

P2

Mid-depth sample
(2 m)

Monthly: April and May
Biweekly: June-Nov

 

TABLE C-1-4: SUMMARY OF 1996 WATER QUALITY MONITORING PROGRAM BY ANALYTE, STATION, DEPTH, AND FREQUENCY

ANALYTE
STATIONS
DEPTHS
FREQUENCY, DURATION

Total P and SRP

P4, S11

10 m intervals (0, 10, 20, 30, 40, 50, 60, 70)

Monthly: April, May, Oct
Biweekly: June-Sept

P2

Mid-depth sample (2m)

Monthly: April,May, Oct
Biweekly: June-Sept

Field Hydrolab Parameters (DO, pH, specific conductivity)

P4, S11

10 m intervals

Monthly: April, May, Oct
Biweekly: June-Sept

P2

1m intervals

Monthly: April, May, Oct
Biweekly: June-Sept

Phytoplankton: Species Composition

P2

Depth integrated (4 m)

Biweekly: April 24-Sept 18

Chlorophyll a

P4, S11

Depth integrated
(10 m)

Monthly: April, May, Oct
Biweekly: June-Sept

P2

Depth integrated (4 m)

Total Suspended Solids

S11

Every 10 m (0, 10, 20, 30, 40, 50, 60, 70)

Monthly: April, May, Oct
Biweekly: June-Sept

P2

Mid-depth sample
(2 m)

Monthly: April, May, Oct
Biweekly: June-Sept

Turbidity

S11

Every 10 m

Monthly: April, May, Oct
Biweekly: June-Sept

P2

Mid-depth sample
(2 m)

Monthly: April, May, Oct
Biweekly: June-Sept

Secchi disk

P4, S11, P2

Surface

Monthly: April, May, Oct
Biweekly: June-Sept

 

TABLE C-1-5: LABORATORY METHODS AND LIMITS OF DETECTION

ANALYTE
LABORATORY
METHOD
YEARS
LIMIT OF DETECTION (MG/L)

Chlorophyll a

LSL, Inc.

SM 17th 10200H

1994 - 1996

0.001, 0.0005

Total Phosphorus

LSL, Inc.

EPA 365.1

1994 - 1996

0.01 (1994)
0.002 (1995)

IA

SM 16th C III

1995, 1996

0.0015

Soluble Reactive Phos.

IA

SM 16th 424F

1995, 1996

0.0015

Total Suspended Solids

LSL, Inc.

EPA 160.2

1994 - 1996

4, 1.0

Turbidity

LSL, Inc.

EPA 180.1

1994 - 1996

1

Silica

LSL, Inc.

EPA 370.1

1994

0.1, 0.02

Silica

LSL, Inc.

USGS I-2700-85

1995

4.0, 0.1

Ammonia as N

LSL, Inc.

EPA 350.1

1994

0.03, 0.1

BOD5 Day

LSL, Inc.

EPA 405.1

1994

2.0, 4.0

Chloride

LSL, Inc.

SM 16th 407A

1994

N/A

Nitrate as N

LSL, Inc.

EPA 353.1

1994

N/A

Total Organic Carbon

LSL, Inc.

SM 17th 5310

1994

1

Phaeophytin

LSL, Inc.

SM 17th 10200H

1994

0.001

 

TABLE C-1-7: LIFE SCIENCE LABORATORY, INC. QA/QC PROGRAM

Automated Colorimetric Analyses Without Distillation or Digestion (Such as Ammonia, Nitrate, or Silica)

Prep. blanks

Frequency

N/A

 

 

Specification

N/A

 

 

Corrective Action

N/A

 

 

Matrix Spikes

Frequency

5%

 

 

Specification

>Statistical control limits

 

Corrective Action

None

Flag # for that sample only

 

Matrix Duplicates

Frequency

10%

 

 

Specification

>Statistical limits

 

Corrective Action

None

Flag # for that sample only

 

Standard Curve

Frequency

5 pts. with low standard at RDL

Standards preped daily

Matching of curves

Specification

CC>/= 0.9970

 

Not allowed

Corrective Action

Rerun standards and/or reprep. standards

 

N/A

ICB/CCB

Frequency

10% and at end

 

 

Specification

 

 

Corrective Action

Halt analysis and correct

 

 

 

ICV/CCV

Frequency

10% and at end

 

 

Specification

>Statistical control limits

 

Corrective Action

None

Halt analysis and fix problem

 

Manual Colorimetric Analyses With Distillation or Digestion (Such as Total Phosphate)

Prep. blanks

Frequency

5%

 

 

 

Specification

>RDL and samples >10X blank conc.

>RDL and samples <10X blank conc.

>10X RDL

Corrective Action

None

None

Flag #

Reprep. batch

Matrix Spikes

Frequency

5%

 

 

Specification

>Statistical control limits

 

Corrective Action

None

Flag # for that sample only

 

Matrix Duplicates

Frequency

10%

 

 

Specification

>Statistical control limits

 
Corrective Action

None

Flag # for that sample only

 

Blank Spikes

Frequency

5%

 

 

Specification

80 - 120% R

 

 

 

Corrective Action

Reprep. batch

   

 

LCS

Frequency

5% (only upon client request)

   
Specification

80 - 120% R

   

 

Corrective Action

Reprep. batch

 

 

Standard Curve

Frequency

5 pts. with low standard at RDL

If curve

Specification

CC>/= 0.9995

2 standards at diff. conc. +/- 10% of orig.

Corrective Action

Rerun standards and/or reprep. standards

or reprep. standards and rerun curve

ICB/CCB

Frequency

10% and at end

   
Specification

 

 

Corrective Action

Halt analysis and correct instrument

 

 

ICV/CCV

Frequency

10% and at end

 

 

Specification

>Statistical control limits

Corrective Action

None

Halt analysis and fix problem

 

Manual Colorimetric Analyses Without Distillation or Digestion (Such as Ortho-Phosphate)

Prep. blanks

Frequency

5%

   
Specification

>RDL and samples >10X blank conc.

>RDL and samples <10X blank conc.

>10X RDL

Corrective Action

None

None

Flag #

Reprep. batch

Matrix Spikes

Frequency

5%

 

 

Specification

>Statistical control limits

 

Corrective Action

None

Flag # for that sample only

 

Matrix Duplicates

Frequency

10%

 

 

 

Specification

>Statistical control limits

 

Corrective Action

None

Flag # for that sample only

 

Standard Curve

Frequency

5 pts. with low standard at RDL

If curve

Specification

CC>/=0.9995

2 standards at diff. conc. =/>90%R

Standard Curve (continued)

Corrective Action

Rerun standards and/or reprep standards

or reprep. standards and run full curve

ICB/CCB

Frequency

10% and at end

 

 

 

Specification

 

 

Corrective Action

Halt analysis and correct instrument problem

 

 

ICV/CCV

Frequency

10% and at end

 

 

Specification

>Statistical control limits

 

Corrective Action

None

Halt analysis and fix problem

 

Gravimetric Techniques (Such as Total Suspended Solids)

Prep. blanks

Frequency

5%

 

 

Specification

 

 

Corrective Action

Rerun blank

 

 

Matrix Duplicates

Frequency

10%

 

 

Specification

>Statistical control limits

 

Corrective Action

None

Flag # for that sample only

 

Turbidity

Matrix Duplicates

Frequency

10%

 

 

Specification

>Statistical control limits

 

Corrective Action

None

Flag # for that sample only

 

Standard Curve

Frequency

Calibrate every 12 hours

 

 

Specification

Within 10% of theoretical check value

 

 

Corrective Action

Recalibrate

 

 

Chlorophyll and Phaeophytin Manual Colorimetric Analysis

Prep. blanks

Frequency

5%

 

 

Specification

>RDL and samples > 10X blank conc.

>RDL and samples <10X blank conc.

>10X RDL

Corrective Action

None

None

Flag #

Reprep. batch

Matrix Duplicates

Frequency

As provided by client

 

 

Specification

>Statistical control limits

 

Corrective Action

None

Flag # for that sample only

 

Notes: LCS = Lab Control Sample
RDL = Reportable Detection Limit
CC = Correlation Coefficient
ICB/CCB = Initial Calibration Blank/Continuing Calibration Blank
ICV/CCV = Initial Calibration Verification/Continuing Calibration Verification

Ranges of Standard Curves, 1994-1996
Orthophosphate (Soluble Reactive Phosphate)

DATA ANALYZED
LINEAR RANGE
NO. OF STANDARDS

6/16/94 - 6/30/94

0.04 mg/l - 2.00 mg/l

6 standards used

7/13/94

0.004 mg/l - 0.200 mg/l

6 standards used

7/28/94

0.010 mg/l - 0.100 mg/l

5 standards used

8/11/94 - 8/25/94

0.010 mg/l - 0.200 mg/l

6 standards used

9/8/94 - 9/23/94

0.010 mg/l - 0.100 mg/l

5 standards used

10/20/94 - 11/17/94

0.010 mg/l - 0.200 mg/l

6 standards used

12/23/94

0.010 mg/l - 0.100 mg/l

5 standards used

4/26/95 - 9/20/95

0.002 mg/l - 0.100 mg/l

6 standards used

10/24/95 - 10/25/95

0.002 mg/l - 0.050 mg/l

5 standards used

Total Phosphate

DATA ANALYZED
LINEAR RANGE
NO. OF STANDARDS

7/12/94

0.005 mg/l - 0.200 mg/l

7 standards used

7/22/94 - 9/22/94

0.010 mg/l - 0.200 mg/l

6 standards used

10/17/94

0.005 mg/l - 0.200 mg/l

7 standards used

10/21/94 - 12/8/94

0.010 mg/l - 0.200 mg/l

6 standards used

1/9/95

0.005 mg/l - 0.200 mg/l

7 standards used

5/3/95 - 9/6/95

0.002 mg/l - 0.100 mg/l

6 standards used

9/20/95 - 10/25/95

0.002 mg/l - 0.050 mg/l

5 standards used

4/29/96

0.002 mg/l - 0.100 mg/l

5 standards used

5/22/96 - 8/28/96

0.002 mg/l - 0.100 mg/l

6 standards used

Chlorophyll-a

DATA ANALYZED

6/14/94 - 8/8/96

In place of a standard curve, chlorophyll-a is quantitated using the trichromatic method listed in Standard Methods with a mathematical calculation utilizing the industry standard absorption coefficient for the compound.

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