Stormwater Discharge Guidelines
Municipal, Districts & Provincial
No normal weather / rain-events.
Municipality
Turbidity
TSS
pH
Abbotsford
< 25 NTU / < 100 NTU
-
6.5 – 9.0
Burnaby
49 NTU: Trigger Value
<25 mg/L / <75 mg/L
6.0 – 8.5
Coquitlam
< 25 NTU / < 100 NTU
-
6.5 – 8.0
Delta
< 25 NTU
-
6.5 – 9.0
Langley (City)
< 25 NTU
< 75 mg/L
6.5 – 9.0
Langley (Township)
< 25 NTU / < 100 NTU
-
6.5 – 9.0
Maple Ridge
< 20 NTU
< 25 mg/L / < 75 mg/L
6.0 – 9.0
New Westminster
< 65 NTU
< 75 mg/L
6.5 – 9.0
North Vancouver (City)
< 25 NTU / < 100 NTU
-
6.5 – 8.0
North Vancouver (District)
<25 NTU
< 25 mg/L / < 75 mg/L
6.5 – 9.0
Pitt Meadows
<25 NTU
-
6.5 – 9.0
Port Coquitlam
<25 NTU
-
6.5 – 9.0
Port Moody
<25 NTU
< 75 mg/L
6.5 – 8.0
Surrey
60 NTU: Trigger Value
< 75 mg/L
6.5 – 9.0
Vancouver
45NTU: Trigger Value
< 75 mg/L
6.0 – 9.0
West Vancouver
< 25 NTU
< 25 mg/L / < 75 mg/L
6.5 – 9.0
White Rock
60 NTU: Trigger Value
< 75 mg/L
6.5 – 9.0
Metro Vancouver ByLaw
<25 NTU
-
6.5 – 9.0
BC Provincial ByLaw
-
< 45 mg/L
6.0 – 9.0