Lead and copper

water testing

2016/17JANUARY 30, 2017

Lead and copper standards

Lead

Michigan DEQ & U.S. EPA 15 ppb (0.015 mg/L)

Copper

Michigan DEQ & U.S. EPA 1,300 ppb (1.3 mg/L)

1 ppb = 0.001 mg/L

All sampling and testing procedures were performed in accordancewith the MDEQ Guidance on drinking water sampling for lead andcopper at schools and daycares on community water supplies (ver. 3.0,August 1, 2016)

Seaholm High School

393 water sources tested

110 positive test results

3 positive results in drinking specific fixtures

1 positive results in foodservice kitchen area – not a food

preparation sink

0 positive results in large volume samples

S50-DS

Custodial Area (D hall)

Copper N/A mg/L

Lead 0.018 mg/L

S78-CF

Room 109 – Dark Room

Right sink only

Copper N/A mg/L

Lead 0.029 mg/L

S79-CF S80-CF

Room 109

Dark room and storage

Both sinks

Copper N/A mg/L

Lead 1) 0.042 mg/L 2) 0.025 mg/L

S83-CF

B Hall storage

Both sinks

Copper 8.8 mg/L

Lead 0.21 mg/L

S84-CF

C 101

Main counter sink

Copper 1.4 mg/L

Lead N/A mg/L

S93-CF

C 101 4B

Both sinks

Copper N/A mg/L

Lead 1) 0.025 mg/L 2) 0.015 mg/L

S100-CF S101-CF

C 101 back wall right

Both sinks

Copper N/A mg/L

Lead 1) 0.017 mg/L 2) 0.070 mg/L

S102-CF S103-CF

C 101 back wall mid

Both sinks

Copper N/A mg/L

Lead 1) 0.029 mg/L 2) 0.032 mg/L

S104-CF S105-CF

C 101 back wall left

Both sinks

Copper N/A mg/L

Lead 1) 0.11 mg/L 2) 0.039 mg/L

S107-CF

C 101

Copper N/A mg/L

Lead 1) 0.026 mg/L

S377-CF

C102

Copper N/A mg/L

Lead 0.025 mg/L

S381-CF

C102 right wall

Copper N/A mg/L

Lead 0.025 mg/L

S110-CF

B 111-G

Copper 2.0 mg/L

Lead 0.026 mg/L

S111-CF

B 111-A right

Copper 4.6 mg/L

Lead 0.030 mg/L

S112-CF

B 111-A left

Copper 2.9 mg/L

Lead 0.054 mg/L

S113-CF

B 111-B right

Copper 1.5 mg/L

Lead N/A mg/L

S114-CF

B 111-B left

Copper 1.4 mg/L

Lead N/A mg/L

S115-CF

B 111-C right

Copper 1.5 mg/L

Lead N/A mg/L

S116-CF

B 111-C left

Copper 1.7 mg/L

Lead N/A mg/L

S117-CF S118-CF

B 111 fume 1 left / right

Copper 1) 3.2 mg/L 2) 1.9 mg/L

Lead 1) 0.064 mg/L 2) 0.017

S119-CF

B 111 D right

Copper 6.8 mg/L

Lead 0.13 mg/L

S120-CF

B 111 D left

Copper 1.9 mg/L

Lead N/A mg/L

S121-CF

B 111 F

Copper 1.3 mg/L

Lead 0.036 mg/L

S122-CF S123-CF

B 111 E fume left / right

Copper 1) 1.8 mg/L 2) 1.8 mg/L

Lead 2) 0.27 mg/L 2) 0.33 mg/L

S124-CF

B 110

Copper 1.4 mg/L

Lead 0.15 mg/L

S125-CF S126-CF

B 110 E fume left / right

Copper 1) 1.7 mg/L 2) 5.3 mg/L

Lead 1) 0.23 mg/L 2) 0.080 mg/L

S127-CF

B 110

Copper 3.4 mg/L

Lead 0.090 mg/L

S131-CF

B 110 A right

Copper N/A mg/L

Lead 0.028 mg/L

S131-CF

B 110 B left

Copper N/A mg/L

Lead 0.016 mg/L

S136-CF

B 110 C left

Copper N/A mg/L

Lead 0.015 mg/L

S138-CF

B 110 D left

Copper 2.5 mg/L

Lead 0.035 mg/L

S139-CF

B 110 back wall

Copper N/A mg/L

Lead 0.015 mg/L

S140-CF S141-CF

B 110 C fume left / right

Copper 1) 1.4 mg/L 2) 1.4 mg/L

Lead 1) 0.17 mg/L 2) 0.21 mg/L

S144-CF S145-CF

B 109 #7 left / right

Copper 1) 2.2 mg/L 2) N/A mg/L

Lead 1) 0.041 mg/L 2) 0.030 mg/L

S146-CF S147-CF

B 109 #4 left / right

Copper N/A mg/L

Lead 1) 0.031 mg/L 2) 0.015 mg/L

S148-CF S149-CF

B 109 #3 left / right

Copper 1) N/A mg/L 2) 1.9 mg/L

Lead 1) 0.019 mg/L 2) 0.049 mg/L

S150-CF S151-CF

B 109 #6 left / right

Copper 1) N/A mg/L 2) 1.4 mg/L

Lead 1) 0.019 mg/L 2) 0.015 mg/L

S152-CF S153-CF

B 109 #5 left / right

Copper 1) 2.5 mg/L 2) 2. 0 mg/L

Lead 1) 0.022 mg/L 2) 0.042 mg/L

S154-CF S155-CF

B 109 #2 left / right

Copper N/A mg/L

Lead 1) 0.038 mg/L 2) 0.020 mg/L

S156-CF S157-CF

B 109 #1 left / right

Copper 2.2 mg/L

Lead 0.099 mg/L

S158-CF

B 109 front

Copper N/A mg/L

Lead 1) 0.027 mg/L 2) 0.038 mg/L

S159-CF

B 109 back wall

Copper 1.6 mg/L

Lead 0.022 mg/L

S160-CF

B 108 north east

Copper N/A mg/L

Lead 0.016 mg/L

S161-CF

B 108 northwest

Copper 1.4 mg/L

Lead 0.082 mg/L

S163-CF

B 108 southwest

Copper 1.3 mg/L

Lead 0.044 mg/L

S165-CF

B 107 #7 left / right

Copper 1) 1.6 mg/L 2) 1.8 mg/L

Lead 2) 0.037 mg/L 2) 0.033 mg/L

S169-CF

B 107 #5 left

Copper 2.3 mg/L

Lead 0.057 mg/L

S171-CF

B 107

Copper N/A mg/L

Lead 0.019 mg/L

S172-CF S173-CF

B 107 #1 left / right

Copper 1) 2.5 mg/L 2) 1.4 mg/L

Lead 1) 0.056 mg/L 2) 0.034 mg/L

S174-CF S175-CF

B 107 #2 left / right

Copper 1) 1.5 mg/L 2) N/A mg/L

Lead 1) 0.11 mg/L 2) 0.042 mg/L

S176-CF S177-CF

B 107 #3 left / right

Copper 1) 2.7 mg/L 2) 2.7 mg/L

Lead 1) 0.037 mg/L 2) 0.18 mg/L

S173-CF

B 107 #4 right

Copper 2.9 mg/L

Lead 0.019 mg/L

S181-CF

B 107 back wall

Copper 1.6 mg/L

Lead 0.16 mg/L

S182-CF

B hall prep room

Copper N/A mg/L

Lead 0.071 mg/L

S184-CF

B 104 A right

Copper 1.5 mg/L

Lead 0.022 mg/L

S185-CF

B 104 A left

Copper 2.9 mg/L

Lead 0.075 mg/L

S187-CF

B 104 B left

Copper 2.6 mg/L

Lead 0.039 mg/L

S189-CF

B 104 C left

Copper 2.3 mg/L

Lead 0.029 mg/L

S190-CF S191-CF

B 104 right fume

right/left

Copper 1) 1.8 mg/L 2) 2.1 mg/L

Lead 2) 0.051 mg/L 2) 0.085 mg/L

S192-CF S193-CF

B 104 left fume

right/left

Copper 1) N/A mg/L 2) 1.7 mg/L

Lead 2) 0.043 mg/L 2) 0.093 mg/L

S194-CF

B 104 back wall

Copper N/A mg/L

Lead 0.017 mg/L

S195-CF

B 104 by window

Copper N/A mg/L

Lead 0.022 mg/L

S200-CF

B 106 B left

Copper N/A mg/L

Lead 0.022 mg/L

S201-CF

B 106 C right

Copper N/A mg/L

Lead 0.019 mg/L

S203-CF

B 106 D right

Copper N/A mg/L

Lead 0.015 mg/L

S205-CF

B 106 Back wall

Copper N/A mg/L

Lead 0.030 mg/L

S207-CF S208-CF

B 106 fume left/right

Copper N/A mg/L

Lead 1) 0.022 mg/L 2) 0.021 mg/L

S209-CF

B 106 storage

Copper 2.0 mg/L

Lead 0.089 mg/L

S210-CF

B 103

Copper 1.8 mg/L

Lead 0.026 mg/L

S211-CF

B 105

Copper 4.2 mg/L

Lead 0.077 mg/L

S213-CF

B 105 A left

Copper 1.9 mg/L

Lead 0.017 mg/L

S214-CF

B 105 B right

Copper N/A mg/L

Lead 0.018 mg/L

S215-CF

B 105 B left

Copper N/A mg/L

Lead 0.021 mg/L

S217-CF S218-CF

B 105 fume left/right

Copper 1) N/A mg/L 2) 2.5 mg/L

Lead 1) 0.017 mg/L 2) 0.24 mg/L

S219-CF

B 105 C right

Copper N/A mg/L

Lead 0.016 mg/L

S220-CF

B 105 C left

Copper 1.4 mg/L

Lead N/A mg/L

S221-CF

B 105 D right

Copper N/A mg/L

Lead 0.016 mg/L

S222-CF

B 105 D left

Copper 2.0 mg/L

Lead 0.017 mg/L

S223-CF

B 105 back wall

Copper N/A mg/L

Lead 0.040 mg/L

S224-CF

B 105 storage

Copper 1.5 mg/L

Lead N/A mg/L

S244-Bottle

Main office

Bottle filler only – bubblers tested negative

Copper 1.3 mg/L

Lead N/A mg/L

Filter changed February 2017. Re-test 2-25-17 passed

S276-BF

Dressing room 1

Copper 1.3 mg/L

Lead N/A mg/L

S278-BF

Dressing room 2 left

Copper 1.9 mg/L

Lead 0.031 mg/L

Aerator changed February 2017. Re-test 2-25-17 passed

S307-Bottle

Cafeteria

Bottle filler only – bubblers tested negative

Copper 1.6 mg/L

Lead N/A mg/L

Filter changed February 2017. Re-test 2-25-17 passed

S330-KF

Kitchen pantry

Not a food preparation sink

Copper 2.7 mg/L

Lead 0.031 mg/L

Unit permanently removed February 2017

S340-spigot

Building engineer

Copper N/A mg/L

Lead 0.044 mg/L

S343-DF

E hall right

Right only

Copper N/A mg/L

Lead 0.65 mg/L

S351-DS

E hall custodial area

Copper N/A mg/L

Lead 0.031 mg/L