Page 1 of 2

5/15/07

PENNICHUCK WATER WORKS

WATER QUALITY REPORT

SALISBURY WATER CO - SALISBURY, MA

EPA # 3259000

VOLATILE ORGANIC CONTAMINANTS (b) (Units µg/L)

Analyte

Result

MCL

Date

Analyte

Result

MCL

Date

1,1,1,2-Tetrachloroethane

< 0.5

NR

5/15/07

Diisopropyl Ether (DIPE)

< 0.5

NR

5/15/07

1,1,1-Trichloroethane

< 0.5

200

5/15/07

Ethyl Tert-Butyl Ether (ETBE)

< 0.5

NR

5/15/07

1,1,2,2-Tetrachloroethane

< 0.5

NR

5/15/07

Ethylbenzene

< 0.5

700

5/15/07

1,1,2-Trichloroethane

< 0.5

5

5/15/07

Hexachlorobutadiene

< 0.5

NR

5/15/07

1,1-Dichloroethane

< 0.5

NR

5/15/07

Isopropylbenzene

< 0.5

NR

5/15/07

1,1-Dichloroethane

< 0.5

7

5/15/07

m/p - Xylenes

< 0.5

NR

5/15/07

1,1-Dichloropropylene

< 0.5

NR

5/15/07

Methyl ethyl ketone (MEK) 2-Butanone

< 0.5

NR

5/15/07

1,2,3-Trichlorobenzene

< 0.5

NR

5/15/07

Methylene chloride

< 0.5

5

5/15/07

1,2,3-Trichloropropane

< 0.5

NR

5/15/07

Methyl-t-butyl-ether (MtBE)

< 0.5

NR

5/15/07

1,2,4-Trichlorobenzene

< 0.5

70

5/15/07

Napthalene

< 0.5

NR

5/15/07

1,2,4-Trimethylbenzene

< 0.5

NR

5/15/07

n-Butylbenzene

< 0.5

NR

5/15/07

1,2-Dibromo - 3- chloropropane

< 0.5

0.2

5/15/07

Nitrobensene

< 0.5

NR

5/15/07

1,2-Dibromoethane

< 0.5

NR

5/15/07

n-Proplybenzene

< 0.5

NR

5/15/07

1,2-Dichlorobenzene

< 0.5

600

5/15/07

o-Chlorotoluene

< 0.5

NR

5/15/07

1,2-Dichloroethane

< 0.5

5

5/15/07

o-Xylene

< 0.5

NR

5/15/07

1,2-Dichloropropane

< 0.5

5

5/15/07

p-Chlorotoluene

< 0.5

NR

5/15/07

1,3,5-Trimethylbenzene

< 0.5

NR

5/15/07

sec Butylbenzene

< 0.5

NR

5/15/07

1,3-Dichlorobenzene

< 0.5

NR

5/15/07

Styrene

< 0.5

100

5/15/07

1,3-Dichloropropane

< 0.5

NR

5/15/07

Tert-Amyl Methyl Ether (TAME)

< 0.5

NR

5/15/07

1,4-Dichlorobenzene

< 0.5

75

5/15/07

Tert-Butyl Alcohol (TBA)

< 0.5

NR

5/15/07

2,2-Dichloropropane

< 0.5

NR

5/15/07

Tert-Butylbenzene

< 0.5

NR

5/15/07

2-Hexanone

< 0.5

NR

5/15/07

Tetrachloroethylene

< 0.5

5

5/15/07

4 Methyl-2-Pentanone (MIBK)

< 0.5

NR

5/15/07

Tetrachloromethane

< 0.5

NR

5/15/07

4-Isopropyltoluene

< 0.5

NR

5/15/07

Tetrahydrofuran

< 0.5

NR

5/15/07

Acetone

< 0.5

NR

5/15/07

Toluene

< 0.5

1000

5/15/07

Benzene

< 0.5

5

5/15/07

Total Xylenes

< 0.5

10,000

5/15/07

Bromobenzene

< 0.5

NR

5/15/07

Trans-1, 2-Dichloroethylene

< 0.5

100

5/15/07

Bromochloromethane

< 0.5

NR

5/15/07

Trans-1, 3-Dichloropropylene

< 0.5

NR

5/15/07

Bromomethane

< 0.5

NR

5/15/07

Trichloroethylene

< 0.5

5

5/15/07

Carbon Disulfide

< 0.5

NR

5/15/07

Trichlorofluromethane

< 0.5

NR

5/15/07

Chlorobenzene

< 0.5

100

5/15/07

Vinyl chloride

< 0.5

2

5/15/07

Chloroethane

< 0.5

NR

5/15/07

Chloromethane

0.06-0.08

NR

5/15/07

TRIHALOMETHANES

cis-1, 2-Dichloroethylene

< 0.5

70

5/15/07

Bromodichloromethane

8.5

80

5/15/07

cis-1, 3-Dichloropropylene

< 0.5

NR

5/15/07

Bromoform

0.6

80

5/15/07

Dibromomethane

< 0.5

NR

5/15/07

Dibromochloromethane

6.2

80

5/15/07

Dichlorodifluoromethane

< 0.5

NR

5/15/07

Chloroform

11

80

5/15/07

Diethyl ether

< 0.5

NR

5/15/07

Total Trihalomethanes

26.3

80

5/15/07

SYNTHETIC ORGANIC CONTAMINANTS (b) (Units µg/L)

2,4,5-TP (Silvex)

BDL

50

12/11/06

Dinoseb

BDL

7

12/11/06

2,4-D

BDL

70

12/11/06

Endrin

BDL

2

11/14/06

3-Hydorxycarbofuran

BDL

NR

11/14/06

Ethylene dibromide (EDB)

BDL

0.05

11/14/06

Alachlor

BDL

2

11/14/06

Fluorene

BDL

NR

11/14/06

Aldicarb

BDL

NR

11/14/06

Glyphosate

BDL

700

11/14/06

Aldicarb Sulfone

BDL

NR

11/14/06

Heptachlor

BDL

0.4

11/14/06

Aldicarb Sulfoxide

BDL

NR

11/14/06

Heptachlor Epoxide

BDL

0.2

11/14/06

Aldrin

BDL

NR

11/14/06

Hexachlorobenzene

BDL

1

11/14/06

Atrazine

BDL

3

11/14/06

Hexachlorocyclopentadiene

BDL

50

11/14/06

Benzo (A) pyrene

BDL

NR

11/14/06

Lindane

BDL

0.2

11/14/06

Butachlor

BDL

NR

11/14/06

Metholachlor

BDL

NR

11/14/06

Carbaryl

BDL

NR

11/14/06

Methomyl

BDL

NR

11/14/06

Carbofuran

BDL

40

12/11/06

Methoxychlor

BDL

40

11/14/06

Chlordane

BDL

2

11/14/06

Metribuzin

BDL

NR

11/14/06

Di (2-ethylhexyl) adipate

BDL

NR

11/14/06

Oxamyl (Vydate)

BDL

200

12/11/06

Di (2-Ethylhexyl) phthalate

BDL

6

11/14/06

Pentachlorophenol

BDL

1

11/14/06

Dibromochloropropane (DBCP)

BDL

NR

11/14/06

Picloram

BDL

500

12/11/06

Dicamba

BDL

NR

11/14/06

Propachlor

BDL

NR

11/14/06

Dieldrin

BDL

NR

11/14/06

Simazine

BDL

4

11/14/06

Toxaphene

BDL

3

11/14/06

Page 2 of 2

PENNICHUCK WATER WORKS

WATER QUALITY REPORT

SALISBURY WATER CO - SALISBURY, MA

EPA # 3259000

INORGANIC CONTAMINANTS (b)

SECONDARY CONTAMINANTS (b) - AESTHETIC

Analyte

Results

MCL

Date

Analyte

Results

SMCL

Date

Antimony (µg/L)

nd

6

6/15/05

Chloride (mg/L)

38 - 211

250

4/23/04

Arsenic (µg/L)

nd

10

6/15/05

Fluoride (mg/L)

nd

2

6/15/05

Asbestos (MFL > 10µm)

nd

< 0.189

5/17/05

Iron (mg/L)

nd - 0.035

0.3

4/23/04

Barium (mg/L)

nd - 0.03

2

6/15/05

Manganese (mg/L)

0.013 - 0.071

0.05

4/23/04

Beryllium (µg/L)

nd

4

6/15/05

pH (Units)

6.16 - 6.91

6.5 – 8.5

4/23/04

Cadmium (µg/L)

nd

5

6/15/05

Silver (µg/L)

<5

100

4/23/04

Chromium (µg/L)

nd

100

6/15/05

Sodium (mg/L)

20 - 93.5

100-250

6/15/05

Cyanide (µg/L)

nd

200

6/15/05

Sulfate (mg/L)

18.1 - 41.6

250

6/15/05

Fluoride (mg/L)

nd - 0.57

4

6/15/05

Zinc (mg/L)

0.016 - 0.106

5

4/23/04

Mercury (µg/L)

nd

2

6/15/05

Nickel (µg/L)

nd

100

6/15/05

RADIOLOGICAL CONTAMINANTS (b)

Nitrate-N (mg/L)

1.37-1.76

10

5/15/07

Analyte (Units)

Results

MCL

Date

Nitrite-N (mg/L)

nd

1

6/15/05

Adjusted Gross Alpha (pCi/L)

nd - 1

15

6/6/01

Selenium (µg/L)

nd

50

6/15/05

Radon Gas (pCi/L)

nd - 1200

None

6/6/01

Thallium (µg/L)

nd

2

6/15/05

Radium-226 (pCi/L)

0 - 0.1

5

6/23/03

Radium-228 (pCi/L)

0 - 0.6

5

6/23/03

FIRST DRAW LEAD AND COPPER (a)

Analyte

Results

AL

Date

UNREGULATED CONTAMINANTS (b)

Lead (µg/L) 90th percentile sample

< 5

15

2002

Analyte (Units)

Results

Date

Copper (mg/L) 90th percentile sample

0.91

1.3

2002

Alkalinity as CaCO3 (mg/L)

37.7 - 112

4/23/04

Aluminium (mg/L)

< 0.05

4/23/04

Microbiological Contaminants (a)

Results

MCL

Date

Calciuim (mg/L)

19.8 - 50.4

4/23/04

Total Coliform

Absent

< 1/month

Weekly*

Chlorine (mg/L)

0.2 - 0.6

n/a

E. coli

Absent

Absent

Weekly*

Color (CPU)

0

4/23/04

*7 samples per week are taken between April and September

Magnesium (mg/L)

6.3 - 12.1

4/23/04

*7 Samples per month are taken between October and March

Odor (T.O.N.)

nd

4/23/04

Chlorine Residual (mg/L)

0.1-1.0

<4.0

Weekly

Potassium (mg/L)

2.4 - 4.0

4/23/04

Total Dissolved Solids (mg/L)

220 - 420

4/23/04

Total Hardness as CaCO3 (mg/L)

75.4 - 176

4/23/04

Turbidity (NTU)

< 0.5

4/23/04

KEY TO ABBREVIATIONS