Cyanide in Arkansas Drinking Water
27 public water systems in Arkansas have historical EPA violation records associated with cyanide in the Q2 2026 snapshot.
40
Historical Records in Arkansas
27
Systems With Records
About Cyanide
- EPA Limit
- 200 ppb
- Category
- Inorganic
- Health Effects
- Nerve damage, thyroid problems
- Common Treatment Approaches
- Reverse osmosis, ion exchange
Arkansas Systems With the Most Cyanide Records
GRAND PORTAGE
820 served5 historical records
F
MOLE LAKE
1,260 served3 historical records
C
PLANTATION
105 served2 historical records
B
NAYTAHWAUSH
462 served2 historical records
C
ELBOW LAKE
50 served2 historical records
C
PONSFORD/PINE POINT
85 served2 historical records
C
RED WING
100 served2 historical records
C
LOWER SIOUX
4,000 served2 historical records
C
NEW ODANAH
1,839 served2 historical records
C
INGER
186 served1 historical record
C
OAK POINT
45 served1 historical record
B
APPLE ORCHARD
55 served1 historical record
B
CARTER COMMUNITY
634 served1 historical record
A
STONE LAKE COMMUNITY
851 served1 historical record
C
UPPER SIOUX COMMUNITY
1,900 served1 historical record
C
ZEBA
350 served1 historical record
B
TRAILER COURT
68 served1 historical record
A
MIDDLE VILLAGE
310 served1 historical record
A
LAC VIEUX DESERT
1,740 served1 historical record
A
PRAIRIE ISLAND
6,699 served1 historical record
B
These counts describe historical compliance records, not present concentrations or household test results. Confirm current conditions with the utility's latest Consumer Confidence Report.