Summary Report for City of St. Louis Water Division
Water Systems and Water Treatment Plants: A water system may consist of more than one treatment plant. Therefore, you may see data from more than one treatment plant in your water system report. |
Sampled Quarterly - DISINFECTION BYPRODUCT (Treated Water)
Chain of Rocks - 433
Quarter | Total Trihalomethanes(ppb) | Haloacetic Acids 5(ppb) |
---|---|---|
JUL 1997 - SEP 1997 |
20.8 |
NO DATA |
OCT 1997 - DEC 1997 |
7.4 |
NO DATA |
JAN 1998 - MAR 1998 |
13 |
NO DATA |
APR 1998 - JUN 1998 |
15.3 |
NO DATA |
JUL 1998 - SEP 1998 |
22.8 |
NO DATA |
OCT 1998 - DEC 1998 |
36.9 |
NO DATA |
Howard Bend - 434
Quarter | Total Trihalomethanes(ppb) | Haloacetic Acids 5(ppb) |
---|---|---|
JUL 1997 - SEP 1997 |
23.2 |
NO DATA |
OCT 1997 - DEC 1997 |
9.1 |
NO DATA |
JAN 1998 - MAR 1998 |
16.3 |
NO DATA |
APR 1998 - JUN 1998 |
21.7 |
NO DATA |
JUL 1998 - SEP 1998 |
25.7 |
NO DATA |
OCT 1998 - DEC 1998 |
22.5 |
NO DATA |
Detailed water system reports are available for:
Total Trihalomethanes and Haloacetic Acids 5.
Sampled Monthly - DISINFECTION BYPRODUCT (Treated Water)
Detailed water system reports are available for: Total Trihalomethanes and Haloacetic Acids 5.Sampled Monthly - DISINFECTION BYPRODUCT (Treated Water)
Detailed water system reports are available for: Bromate and Chlorite
Sampled Monthly - MICROBIALS (Source Water)
Chain of Rocks - 433
Month | Cryptosporidium (#oocysts/100L) |
Giardia (#cysts/100L) |
Virus (MPN/100L) |
Total Coliform (Total Coliforms/100mL) |
Fecal Coliform (Fecal Coliforms/100mL) |
E. coli (E. coli/100mL) |
---|---|---|---|---|---|---|
JUL 1997 |
0 |
0 |
NO DATA |
3900 |
210 |
NO DATA |
AUG 1997 |
NO DATA |
NO DATA |
0 |
3500 |
180 |
NO DATA |
SEP 1997 |
NO DATA |
NO DATA |
0 |
7300 |
NO DATA |
|
OCT 1997 |
NO DATA |
NO DATA |
1.6 |
3500 |
390 |
NO DATA |
NOV 1997 |
0 |
385 |
0 |
4400 |
470 |
NO DATA |
DEC 1997 |
0 |
88.1 |
0 |
5300 |
310 |
NO DATA |
JAN 1998 |
0 |
0 |
0 |
9800 |
740 |
NO DATA |
FEB 1998 |
0 |
0 |
0 |
1900 |
170 |
NO DATA |
MAR 1998 |
0 |
0 |
0 |
4700 |
530 |
NO DATA |
APR 1998 |
0 |
0 |
14.5 |
8300 |
800 |
NO DATA |
MAY 1998 |
0 |
12.8 |
0 |
4500 |
290 |
NO DATA |
JUN 1998 |
0 |
0 |
0 |
6000 |
420 |
NO DATA |
JUL 1998 |
0 |
0 |
0 |
11000 |
2100 |
NO DATA |
AUG 1998 |
259.7 |
129.9 |
0 |
10000 |
670 |
NO DATA |
SEP 1998 |
0 |
0 |
0 |
2300 |
220 |
NO DATA |
OCT 1998 |
943.4 |
471 |
0 |
5900 |
480 |
NO DATA |
NOV 1998 |
0 |
128.5 |
0 |
12000 |
1000 |
NO DATA |
DEC 1998 |
0 |
302.4 |
0 |
8000 |
610 |
NO DATA |
Howard Bend - 434
Month | Cryptosporidium (#oocysts/100L) |
Giardia (#cysts/100L) |
Virus (MPN/100L) |
Total Coliform (Total Coliforms/100mL) |
Fecal Coliform (Fecal Coliforms/100mL) |
E. coli (E. coli/100mL) |
---|---|---|---|---|---|---|
JUL 1997 |
0 |
106 |
NO DATA |
3200 |
160 |
NO DATA |
AUG 1997 |
NO DATA |
NO DATA |
8.6 |
4000 |
92 |
NO DATA |
SEP 1997 |
NO DATA |
NO DATA |
0 |
5000 |
NO DATA |
|
OCT 1997 |
NO DATA |
NO DATA |
0 |
1600 |
43 |
NO DATA |
NOV 1997 |
0 |
93 |
0 |
3100 |
290 |
NO DATA |
DEC 1997 |
0 |
0 |
0 |
7100 |
490 |
NO DATA |
JAN 1998 |
0 |
0 |
0 |
9000 |
680 |
NO DATA |
FEB 1998 |
0 |
61.3 |
0 |
2100 |
42 |
NO DATA |
MAR 1998 |
0 |
58.9 |
0 |
5100 |
270 |
NO DATA |
APR 1998 |
0 |
0 |
10.5 |
6700 |
730 |
NO DATA |
MAY 1998 |
0 |
0 |
0 |
2900 |
210 |
NO DATA |
JUN 1998 |
72.3 |
0 |
0 |
4500 |
210 |
NO DATA |
JUL 1998 |
0 |
250 |
0 |
11000 |
2200 |
NO DATA |
AUG 1998 |
0 |
0 |
2.1 |
9800 |
390 |
NO DATA |
SEP 1998 |
0 |
0 |
0 |
2000 |
44 |
NO DATA |
OCT 1998 |
0 |
902.5 |
0 |
3300 |
150 |
NO DATA |
NOV 1998 |
78.7 |
78.7 |
0 |
6000 |
1300 |
NO DATA |
DEC 1998 |
0 |
0 |
0 |
5000 |
230 |
NO DATA |
Detailed water system reports are available for: Cryptosporidium, Giardia, Virus, Total Coliform, Fecal Coliform, and E. coli