John Button Waterway
Markham, Ontario, Canada
Tributary of the Rouge River in a Markham public park
Location created by
Kat Lucas
- Lat: 43.8633127
- Lng: -79.3541837
- Waterbody Type: Stream
- Timezone: America/Toronto
Latest photos
No photos uploaded.
Observation tests summary
Air temperature
°C
20.0
Latest
20.0
Average
Water temperature
°C
14.0
Latest
14.0
Average
Alkalinity
mg/L
180
Latest
180
Average
Hardness
mg/L
200
Latest
200
Average
Chlorine
ppm
1.0
Latest
1.0
Average
Conductivity
μS/cm
208
Latest
208
Average
Secchi depth
m
0.0
Latest
0.0
Average
Water depth
m
0.5
Latest
0.5
Average
pH (0-14)
7.8
Latest
7.8
Average