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Safe Drinking Water Foundation Test Results

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Hope Lutheran Christian School

Port Coquitlam, British Columbia V3C 4K4

Submitted Jun 4, 2025

Elementary School

Alkalinity Results

Alkalinity Sample #1
Port Coquitlam Tap Water

Result: 2.5 ml / 50 ppm

Alkalinity Sample #2
Coquitlam River

Result: 2.5 ml / 50 ppm

Ammonia Results

Ammonia Sample #1
Port Coquitlam Tap Water

Result: 0.5 mg/L/ppm

Ammonia Sample #2
Coquitlam River

Result: 1.0 mg/L/ppm

Colour Results

Colour Sample #1
Port Coquitlam Tap Water

Result: Lighter than the Canadian Guideline (PASS)
20 TCU

Colour Sample #2
Coquitlam River

Result: Lighter than the Canadian Guideline (PASS)
1 TCU

Copper Results

Copper Sample #1
Port Coquitlam Tap Water

Result: 0.05 mg/L/ppm

Copper Sample #2
Coquitlam River

Result: 0.0 mg/L/ppm

pH Results

pH Sample #1
Port Coquitlam Tap Water

Result: 6.0 pH

pH Sample #2
Coquitlam River

Result: 6.0 pH

Sulphate Results

Sulphate Sample #1
Port Coquitlam Tap Water

Result: Less cloudy than the CGLS cup (PASS)
200 mg/L

Sulphate Sample #2
Coquitlam River

Result: Less cloudy than the CGLS cup (PASS)
200 mg/L

Total Chlorine Results

Chlorine Sample #1
Port Coquitlam Tap Water

Result: 0.2 mg/L/ppm

Chlorine Sample #2
Coquitlam River

Result: 0.0 mg/L/ppm

Total Hardness Results

Total Hardness Sample #1
Port Coquitlam Tap Water

Result: 0 mg/L/ppm

Total Hardness Sample #2
Coquitlam River

Result: 40 mg/L/ppm