Division of Fish and Wildlife
Bureau of Freshwater Fisheries
Temperature Measurements
Glass mercury thermometer used
(-8 to 32° C, graduated in 0.1° increments)
Air Temp/Time: 28.8°C @ 15:55
Weather:
Location
Time
Water Temp (°C)
Observations
1 Musconetcong River, immediately below Lk
15:40
18.9°C
Water being released
Hopatcong dam
from Lk Hopatcong
40° 55’ 3.3”N 74° 39’ 52.3” W
through dam gate
2 Musconetcong River, approx. 50m
15:55
19.2°C
Water flowing
downstream of Lakeside Blvd (Rt 602) bridge
40° 55’ 1.2” N 74° 39’ 58.2” W
3 Musconetcong River, at end of Trudy Court –
16:18
24.0°C
Suckers & sunfish
wetland area
observed in pools; water
40° 54’ 42.3” N 74° 40’ 26.0” W
flowing
4 Musconetcong River, end of Willow Street
16:35
22.2°C
Small cyprinids observed
(off Center St) by pump station
above rock grade control
40° 54’ 32.9° N 74° 40° 53.3” W
in pool, water flowing
5 Musconetcong River, below Lk
17:03
21.9°C
Angler fishing in pool;
Musconetcong, approx. 50m downstream off
water flowing over Lk
Rt 183 bridge
Musconetcong dam
40° 54’ 7.1”N 74° 42’ 19.2” W
6 Tributary stream to wetlands below Lk
15:30
22.0°C
Estimated flow
Hopatcong @ Brooklyn – Stanhope Rd bridge
< 1 cfs
40° 54’ 53.5” N 74° 40’ 31.0’ W
Date:
04-28-2009
* Weather patterns from April 24 to April 28 – Air temps high in the 80’s, no rain, nights in the warm 70’s
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Division of Fish and Wildlife
Bureau of Freshwater Fisheries
Temperature Measurements
Glass mercury thermometer used
(-8 to 32° C, graduated in 0.1° increments)
Air Temp/Time: 20.1°C to 21.5°C
Weather: Sunny, passing clouds
Location
Time
Water Temp (°C)
Observations
1 Musconetcong River, immediately below Lk
Hopatcong dam
40° 55’ 3.3”N 74° 39’ 52.3” W
2 Musconetcong River, approx. 50m
App. 14:00
16.1°C
downstream of Lakeside Blvd (Rt 602) bridge
40° 55’ 1.2” N 74° 39’ 58.2” W
3 Musconetcong River, at end of Trudy Court – App. 12:00
17.3°C
wetland area
40° 54’ 42.3” N 74° 40’ 26.0” W
4 Musconetcong River, end of Willow Street
App. 9:30
14.3°C
Gage 1.88
(off Center St) by pump station
40° 54’ 32.9° N 74° 40° 53.3” W
5 Musconetcong River, below Lk
Musconetcong, approx. 50m downstream off
Rt 183 bridge
40° 54’ 7.1”N 74° 42’ 19.2” W
6 Tributary stream to wetlands below Lk
Hopatcong @ Brooklyn – Stanhope Rd bridge
40° 54’ 53.5” N 74° 40’ 31.0’ W
* Water temps taken as part of electrofishing sampling for species presence in several segments.
1.24” of rain previous night into early morning – overall little effect on stream flow. Trees not yet leafed out.
Date:
05-07-2009*
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Division of Fish and Wildlife
Bureau of Freshwater Fisheries
Date:
Air Temp/Time:
1
2
3
4
5
6
05/20/2009
Temperature Measurements
Glass mercury thermometer used
(-8 to 32° C, graduated in 0.1° increments
Weather: Overcast
Location
Musconetcong River, immediately below Lk
Hopatcong dam
40° 55’ 3.3”N 74° 39’ 52.3” W
Musconetcong River, approx. 50m
downstream of Lakeside Blvd (Rt 602) bridge
40° 55’ 1.2” N 74° 39’ 58.2” W
Musconetcong River, at end of Trudy Court –
wetland area
40° 54’ 42.3” N 74° 40’ 26.0” W
Musconetcong River, end of Willow Street
(off Center St) by pump station
40° 54’ 32.9° N 74° 40° 53.3” W
Musconetcong River, below Lk
Musconetcong, approx. 50m downstream off
Rt 183 bridge
40° 54’ 7.1”N 74° 42’ 19.2” W
Tributary stream to wetlands below Lk
Hopatcong @ Brooklyn – Stanhope Rd bridge
40° 54’ 53.5” N 74° 40’ 31.0’ W
Time
Water Temp
13:48
19.0°C
13:17
19.5°C
13:02
16°C
o Musky just stocked on Wed. due to mandated furlough
o Lake elevation is beginning to release outflow from fountain
o USGS guage measures both dam release & fountain
o Gate at Lake Hopatcong releasing 4.2 mgd
-3-
Observations
USGS gage 1.10
Brown, Rainbow, Trout
observed & Sunfish
Suckers and sunfish
observed
Gage 1.79
Brown trout observed
Division of Fish and Wildlife
Bureau of Freshwater Fisheries
Date:
05/01/2009
Air Temp/Time: 18.1°C @ 16:25
Location
Temperature Measurements
Glass mercury thermometer used
(-8 to 32° C, graduated in 0.1° increments
Weather: Overcast/rain heavy at times
Time
Water Temp (°C)
Observations
1 Musconetcong River, immediately below Lk
Hopatcong dam
40° 55’ 3.3”N 74° 39’ 52.3” W
2 Musconetcong River, approx. 50m
downstream of Lakeside Blvd (Rt 602) bridge
40° 55’ 1.2” N 74° 39’ 58.2” W
3 Musconetcong River, at end of Trudy Court –
wetland area
40° 54’ 42.3” N 74° 40’ 26.0” W
4 Musconetcong River, end of Willow Street
(off Center St) by pump station
40° 54’ 32.9° N 74° 40° 53.3” W
5 Musconetcong River, below Lk
Musconetcong, approx. 50m downstream off
Rt 183 bridge
40° 54’ 7.1”N 74° 42’ 19.2” W
6 Tributary stream to wetlands below Lk
Hopatcong @ Brooklyn – Stanhope Rd bridge
40° 54’ 53.5” N 74° 40’ 31.0’ W
15:55
17.1°C
Raining hard
water flowing
16:10
17.2°C
16:25
17.6°C
Raining hard water
turbid – runoff from road
gushing into river
Raining lightly water
turbid
16:40
17.2°C
Raining lightly
water clear
17:00
18.4°C
15:35
15.5°C
Stopped raining
Water clear
7 anglers fishing several
trout caught
Water clean raining hard
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Division of Fish and Wildlife
Bureau of Freshwater Fisheries
Temperature Measurements
Glass mercury thermometer used
Date:
05/26/2009
(-8 to 32° C, graduated in 0.1° increments
Air Temp/Time: 15.4°C @ 15:30
Weather: Overcast/with sprinkles (occasional)
Location
Time
Water Temp (°C)
Observations
1 Musconetcong River, immediately below Lk
15:57
19.7°C
Hopatcong dam
40° 55’ 3.3”N 74° 39’ 52.3” W
2 Musconetcong River, approx. 50m
15:50
19.4°C
1 angler fishing
downstream of Lakeside Blvd (Rt 602) bridge
Caught 5 trout
40° 55’ 1.2” N 74° 39’ 58.2” W
3 Musconetcong River, at end of Trudy Court –
16:10
18.2°C
wetland area
40° 54’ 42.3” N 74° 40’ 26.0” W
4 Musconetcong River, end of Willow Street
16:20
17.0°C
Gage reading – 1.78’
(off Center St) by pump station
40° 54’ 32.9° N 74° 40° 53.3” W
5 Musconetcong River, below Lk
16:35
19.6°C
Lk Musconetcong Dam
Musconetcong, approx. 50m downstream off
– no water coming over
Rt 183 bridge
center of dam (approx.
40° 54’ 7.1”N 74° 42’ 19.2” W
1/3 the length of the
dam); aquatic vegetation
at surface of lake
widespread
6 Tributary stream to wetlands below Lk
15:30
13.6°C
Hopatcong @ Brooklyn – Stanhope Rd bridge
40° 54’ 53.5” N 74° 40’ 31.0’ W
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Division of Fish and Wildlife
Bureau of Freshwater Fisheries
Temperature Measurements
Glass mercury thermometer used
Date:
05/29/2009
(-8 to 32° C, graduated in 0.1° increments
Air Temp/Time: 22.3°C @ 13:30
Weather: Overcast
Location
Time
Water Temp (°C)
Observations
1 Musconetcong River, immediately below Lk
13:45
19.3°C
2 vehicles with trailers
Hopatcong dam
parked in HSP parking
40° 55’ 3.3”N 74° 39’ 52.3” W
lot – one was Princeton
Hydro
2 Musconetcong River, approx. 50m
13:52
19.3°C
Trout & sunfish
downstream of Lakeside Blvd (Rt 602) bridge
observed in deep pool
40° 55’ 1.2” N 74° 39’ 58.2” W
below bridge
3 Musconetcong River, at end of Trudy Court –
14:05
19.1°C
wetland area
40° 54’ 42.3” N 74° 40’ 26.0” W
4 Musconetcong River, end of Willow Street
14:15
17.2°C
Gauge at 1.79’
(off Center St) by pump station
40° 54’ 32.9° N 74° 40° 53.3” W
5 Musconetcong River, below Lk
14:30
18.9°C
Water coming over Lk
Musconetcong, approx. 50m downstream off
Musconetcong Dam,
Rt 183 bridge
slightly more than earlier
40° 54’ 7.1”N 74° 42’ 19.2” W
in week
6 Tributary stream to wetlands below Lk
13:35
15.0°C
Stream flowing
Hopatcong @ Brooklyn – Stanhope Rd bridge
water clear
40° 54’ 53.5” N 74° 40’ 31.0’ W
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Division of Fish and Wildlife
Bureau of Freshwater Fisheries
Temperature Measurements
Glass mercury thermometer used
(-8 to 32° C, graduated in 0.1° increments
Air Temp/Time: 21.7°C @ app. 16:40
Weather: Overcast/partly sunny
Location
Time
Water Temp (°C)
Observations
1 Musconetcong River, immediately below Lk
17:10
22.9°C
Hopatcong dam
40° 55’ 3.3”N 74° 39’ 52.3” W
2 Musconetcong River, approx. 50m
17:15
22.7°C
downstream of Lakeside Blvd (Rt 602) bridge
40° 55’ 1.2” N 74° 39’ 58.2” W
3 Musconetcong River, at end of Trudy Court –
17:30
21.7°C
wetland area
40° 54’ 42.3” N 74° 40’ 26.0” W
4 Musconetcong River, end of Willow Street
17:40
20.5°C
Gauge at 1.90’ Debris
(off Center St) by pump station
dried on gauge suggest
40° 54’ 32.9° N 74° 40° 53.3” W
river may have been as
high as 2.3’
5 Musconetcong River, below Lk
18:00
21.7°C
Water flowing over Lk
Musconetcong, approx. 50m downstream off
Musconetcong dam –
Rt 183 bridge
center portion had
40° 54’ 7.1”N 74° 42’ 19.2” W
trickling water (photo
taken)
6 Musconetcong River trib @ Brooklyn –
16:50
17.1°C
Stanhope Rd bridge
Date:
06/10/2009
Stream water clear or relatively clear at each location flow appeared a little higher than previous site visits
due to recent rain. No dead/distressed fish observed.
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