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Safe Drinking Water Foundation Test Results

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Dr. Martin LeBoldus Catholic High School

Regina, Saskatchewan S4S 4E6

Submitted Oct 23, 2025

High School

Alkalinity Results

Alkalinity Sample #1
Regina tap water

Result: 4.0 ml / 80 ppm

Alkalinity Sample #2
Wascana Lake Water- Collected on Oct. 3rd, 2025

Result: 3.0 ml / 60 ppm

Alkalinity Sample #3
Echo Valley tap water

Result: 4.0 ml / 80 ppm

Alkalinity Sample #4
Alkalinity Low Limit Sample

Result: 2.5 ml / 50 ppm

Ammonia Results

Ammonia Sample #1
Regina tap water

Result: 1.0 mg/L/ppm

Ammonia Sample #2
Wascana Lake Water- Collected on Oct. 3rd, 2025

Result: 0.0 mg/L/ppm

Ammonia Sample #3
Echo Valley tap water

Result: 3.0 mg/L/ppm

Ammonia Sample #4
Ammonia European Union Limit Sample

Result: 0.0 mg/L/ppm

Arsenic Results

Arsenic Sample #1
Regina tap water

Result: 0 ug/L

Arsenic Sample #2
Wascana Lake Water- Collected on Oct. 3rd, 2025

Result: 5 ug/L

Arsenic Sample #3
Echo Valley tap water

Result: 0 ug/L

Arsenic Sample #4
Arsenic Proposed Canadian Guideline Limit Sample

Result: 0 ug/L

Colour Results

Colour Sample #1
Regina tap water

Result: The same as the Canadian Guideline (PASS)
15 TCU

Colour Sample #2
Wascana Lake Water- Collected on Oct. 3rd, 2025

Result: Darker than the Canadian Guideline (FAIL)
50 TCU

Colour Sample #3
Echo Valley tap water

Result: Darker than the Canadian Guideline (FAIL)
50 TCU

Colour Sample #4
Colour Canadian Guideline Limit Sample

Result: The same as the Canadian Guideline (PASS)
0 TCU

Copper Results

Copper Sample #1
Regina tap water

Result: 0.0 mg/L/ppm

Copper Sample #2
Wascana Lake Water- Collected on Oct. 3rd, 2025

Result: 0.1 mg/L/ppm

Copper Sample #3
Echo Valley tap water

Result: 1.0 mg/L/ppm

Copper Sample #4
Copper Canadian Guideline Limit Sample

Result: 0.4 mg/L/ppm

Iron Results

Iron Sample #1
Regina tap water

Result: Lighter than the Canadian Guideline (PASS)
0 mg/L/ppm

Iron Sample #2
Wascana Lake Water- Collected on Oct. 3rd, 2025

Result: Lighter than the Canadian Guideline (PASS)
0 mg/L/ppm

Iron Sample #3
Echo Valley tap water

Result: Darker than the Canadian Guideline (FAIL)
0 mg/L/ppm

Iron Sample #4
Iron Canadian Guideline Limit Sample

Result: The same as the Canadian Guideline (PASS)
1 mg/L/ppm

Manganese Results

Manganese Sample #1
Regina tap water

Result: 0.1 mg/L/ppm

Manganese Sample #2
Wascana Lake Water- Collected on Oct. 3rd, 2025

Result: 1.6 mg/L/ppm

Manganese Sample #3
Echo Valley tap water

Result: 0.4 mg/L/ppm

Manganese Sample #4
Manganese Canadian Guideline Limit Sample

Result: 0.2 mg/L/ppm

Nitrate Results

Nitrate Sample #1
Regina tap water

Result: 0 mg/L/ppm

Nitrate Sample #2
Wascana Lake Water- Collected on Oct. 3rd, 2025

Result: 0 mg/L/ppm

Nitrate Sample #3
Echo Valley tap water

Result: 2 mg/L/ppm

Nitrate Sample #4
Nitrate Canadian Guideline Limit Sample

Result: 2 mg/L/ppm

pH Results

pH Sample #1
Regina tap water

Result: 6.0 pH

pH Sample #2
Wascana Lake Water- Collected on Oct. 3rd, 2025

Result: 9.0 pH

pH Sample #3
Echo Valley tap water

Result: 8.0 pH

pH Sample #4
pH Buffer 7

Result: 6.0 pH

Sulphate Results

Sulphate Sample #1
Regina tap water

Result: Equal in cloudiness to the CGLS cup (PASS)
0 mg/L

Sulphate Sample #2
Wascana Lake Water- Collected on Oct. 3rd, 2025

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

Sulphate Sample #3
Echo Valley tap water

Result: Equal in cloudiness to the CGLS cup (PASS)
0 mg/L

Sulphate Sample #4
Sulphate Canadian Guideline Limit Sample

Result: Equal in cloudiness to the CGLS cup (PASS)
0 mg/L

Total Chlorine Results

Chlorine Sample #1
Regina tap water

Result: 0.2 mg/L/ppm

Chlorine Sample #2
Wascana Lake Water- Collected on Oct. 3rd, 2025

Result: 0.0 mg/L/ppm

Chlorine Sample #3
Echo Valley tap water

Result: 0.1 mg/L/ppm

Total Hardness Results

Total Hardness Sample #1
Regina tap water

Result: 180 mg/L/ppm

Total Hardness Sample #2
Wascana Lake Water- Collected on Oct. 3rd, 2025

Result: 250 mg/L/ppm

Total Hardness Sample #3
Echo Valley tap water

Result: 240 mg/L/ppm

Total Hardness Sample #4
Total Hardness Saskatchewan Guideline Limit Sample

Result: 430 mg/L/ppm