NC0007064_Thermal Plume Report_20220216

Brunswick Steam Electric Plant
Semi -Annual Thermal Plume Monitoring Report
Date: 2/16/2022
Wind Direction E Unit 1 Rx % Power 100.0
Wind Speed 9 mph Unit 2 Rx % Power 100.0
Air Temperature 60 Tide Stage Falling
Station
Time
Surface Temp
Bottom Temp.
1
N/A
N/A
N/A
2
11:01
52.0
51.6
3
10:58
52.5
N/A
4
10:56
53..6
N/A
5
10:53
54.1
N/A
6
10:50
54.1
N/A
7
10:48
53.2
N/A
8
10:46
51.8
N/A
9
10:44
51.9
N/A
10
10:42
51.9
N/A
11
10:40
51.8
N/A
12
10:37
51.8
50.9
13
N/A
N/A
N/A
14
10:35
51.7
N/A
15
11:23
52.1
N/A
16
11:21
52.2
N/A
17
11:20
52.3
N/A
18
11:18
52.8
N/A
19
11:17
53.3
N/A
20
11:15
52.8
N/A
21
11:14
52.7
N/A
22
11:12
53.3
N/A
23
11:11
52.1
N/A
24
11:09
51.7
N/A
25
12:07
51.8
N/A
26
12:05
51.7
N/A
27
12:03
51.6
N/A
28
12:01
51.6
N/A
29
11:59
52.2
N/A
30
11:50
55.2
N/A
31
11:47
53.4
N/A
32
11:43
52.4
N/A
33
11:40
51.9
N/A
34 -
11:31
52.3
N/A
35
10:32
51.8
N/A

Brunswick Steam Electric Plant
Semi -Annual Thermal Plume Monitoring Report
Date: 2/16/2022
Station
Time
Surface Temp
Bottom Temp.
36
N/A
N/A
N/A
37
10:29
51.6
51.0
38
10:27
51.6
N/A
39
10:26
51.5
N/A
40
10:24
51.8
N/A
41
10:23
52.7
N/A
42
10:10
52.2
N/A
43
9:32
51.3
N/A
44
9:30
51.4
N/A
45
9:28
51.5
N/A
46
9:27
51.5
N/A
47
9:24
51.6
51.7
48
N/A
N/A
N/A
49
10:06
N/A
51.5
50
10:04
N/A
51.3
51
9:59
N/A
51.2
52
9:40
N/A
51.9
53
9:34
N/A
51.5
54
10:12
N/A
51.3
55
10:16
N/A
51.1
56
9:38
N/A
51.4
57
10:08
52.1
N/A
58
10:14
52.8
N/A
59
10:17
52.6
N/A
60
9:36
51.8
N/A
61
11:55
64.2
62.0
Temperature MeterSerial Number: CP355706
Temperature Probe Serial Number: CP355705
Calibration Due Date: 9/27/2022
Note: All temperatures in degrees Fahrenheit

DATE: 2/16/2022
« SURFACE TEMPERATURE »
CASWELL BEACH PUMPING STATION
DISCHARGE PIPES --®
Plume Temperature 64.2
NA
51.6
51.6
51.5
51.8
52.7
52.2
51.3
51.4
51.5
51.5
51.6
NA
51.8
52.3
51.9
52.4
53.4
55.2
52.2
51.6
51.6
51.7
51.8
51.7
52.1
52.2
52.3
52.8
53.3
52.8
52.7
53.3
52.1
51.7
51.8
51.8
51.9
51.9
51.8
53.2
54.1
54.1
53.6
52.5
52.0
NA
TIDE STAGE: Falling
AMBIENT TEMP : 51.8
NOTE: Each square represents 51.65 acres (1500' x 1500')
Comments:
Wind Dir: East @ 9 mph
Air Temperature: 60.0
Unit 1: 100
Unit 2: 100
Grid temps. in degrees Fahrenheit
NA

DATE: 2/16/2022
SURFACE TEMPERATURE
DISCHARGE PIPES
(Not to scale)
52.8
PUMPING STATION
CASWELL BEACH
52.1
64.2
1143ft
Discharge
52.6
51.8
TIDE STAGE: Falling Note: The square represents —120 acres.
AMBIENT TEMP : 51.8
Grid temps. in degrees Fahrenheit

DATE: 2/16/2022
BOTTOM TEMPERATURE
DISCHARGE PIPES
(Not to scale)
51.3
PUMPING STATION
51.5
51.1
CASWELL BEACH
51.4
TIDE STAGE: Falling Note: The square represents —120 acres.
AMBIENT TEMP : 51.3
Grid temps. in degrees Fahrenheit