![[logo] US EPA](../gif/logo_epaseal.gif){kind=logo}
Summary Report for City of Roanoke, Roanoke, Va.
| 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)
Crystal Springs Pumping Station - 669
| Quarter | Total Trihalomethanes(ppb) | Haloacetic Acids 5(ppb) |
|---|---|---|
| JUL 1997 - SEP 1997 |
10.8 |
16.2 |
| OCT 1997 - DEC 1997 |
16.1 |
9.2 |
| JAN 1998 - MAR 1998 |
.9 |
.6 |
| APR 1998 - JUN 1998 |
0 |
0 |
| JUL 1998 - SEP 1998 |
23.8 |
32.7 |
| OCT 1998 - DEC 1998 |
4.4 |
2 |
Carvins Cove Water Filtration Plant - 671
| Quarter | Total Trihalomethanes(ppb) | Haloacetic Acids 5(ppb) |
|---|---|---|
| JUL 1997 - SEP 1997 |
85.5 |
128 |
| OCT 1997 - DEC 1997 |
70.7 |
56.8 |
| JAN 1998 - MAR 1998 |
38.8 |
50.5 |
| APR 1998 - JUN 1998 |
37.3 |
97.3 |
| JUL 1998 - SEP 1998 |
57.4 |
78 |
| OCT 1998 - DEC 1998 |
43.8 |
56.8 |
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)
Crystal Springs Pumping Station - 669
Carvins Cove Water Filtration Plant - 671
| 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 |
0 |
0 |
NO DATA |
| AUG 1997 |
NO DATA |
NO DATA |
NO DATA |
24 |
0 |
NO DATA |
| SEP 1997 |
0 |
0 |
NO DATA |
0 |
0 |
NO DATA |
| OCT 1997 |
0 |
0 |
NO DATA |
0 |
0 |
NO DATA |
| NOV 1997 |
0 |
0 |
NO DATA |
7 |
0 |
NO DATA |
| DEC 1997 |
0 |
0 |
NO DATA |
7 |
0 |
NO DATA |
| JAN 1998 |
6 |
0 |
NO DATA |
920 |
540 |
NO DATA |
| FEB 1998 |
NO DATA |
NO DATA |
NO DATA |
49 |
7 |
NO DATA |
| MAR 1998 |
0 |
0 |
NO DATA |
13 |
0 |
NO DATA |
| APR 1998 |
0 |
0 |
NO DATA |
5 |
0 |
NO DATA |
| MAY 1998 |
0 |
0 |
NO DATA |
5 |
0 |
NO DATA |
| JUN 1998 |
0 |
0 |
NO DATA |
0 |
0 |
NO DATA |
| JUL 1998 |
0 |
0 |
NO DATA |
0 |
0 |
NO DATA |
| AUG 1998 |
0 |
0 |
NO DATA |
0 |
0 |
NO DATA |
| SEP 1998 |
0 |
0 |
NO DATA |
0 |
0 |
NO DATA |
| OCT 1998 |
0 |
0 |
NO DATA |
0 |
0 |
NO DATA |
| NOV 1998 |
0 |
8 |
NO DATA |
0 |
0 |
NO DATA |
| DEC 1998 |
0 |
0 |
NO DATA |
0 |
0 |
NO DATA |
Detailed water system reports are available for: Cryptosporidium, Giardia, Virus, Total Coliform, Fecal Coliform, and E. coli
ICR Overview
Envirofacts Home Page