Table 4 
133 
Summary of Knowledge of All Potential Data Sources 
TYPE OF INSTALLATION USABLE 
No. % 
ONSHORE 
Water treatment plants 130 WD 
Power plants and industries 34 62 
U. S. Coast Guard 124 100 
Paper mills SF 0 
Sanitary District Observers 21 100 
U. S. Weather Bureau lst & 2nd 
Order, U.S. Naval & Air Force 
Bases, Canadian Meteorological 
Division I 24 
U. S. Weather Bureau Coopera- 
tives, Canadian Meteorologi- 
call Division ESSEEE c 132 
U. S. Lake Survey, Canadian 
Hydrographic Service 55 
Other (research, individuals) 6 
TOTAL ONSHORE 472 
INLAND 
U. S. Weather Bureau Ist & 2nd 
Order, U.S. Naval & Air Force 
Bases, Canadian Meteorological 
Division IL 67 
U. S. Weather Bureau Coopera- 
tives, Canadian Meteorologi- 
CaLSViviision GULL ly ic 585 
Research installations 5) 
TOTAL INLAND 657 
TOTAL ONSHORE AND INLAND 
SOURCES 1129 
100 
100 
100 
100 
90. 
100 
UNUSABLE 
Nowiaines 
224 23 
10 18 
0 0 
0) 0 
0 (0) 
0) 0 
0 0) 
10) 0) 
0 0) 
2 (3) 
NO 
CONTACT TOTAL 
No. % No. Ws 
2 2 97 8 
1l 20 5)5) 4. 
0) 0) 124 10 
3 50 6 0 
0 0 21 1 
0 0 24 2, 
0 0 1320) 
0 0 55) 4 
0 0) 6 0 
16 3.0] 520 44 
0 0 67 5 
0 0 585 49 
6) 0) 5 0 
O 0) 6Di7 po) 
16 
1.4 |1177 100. 
