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Louisiana

Total Incidents:
19,998

Contaminants in Your State

TTHM

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11,717
Incidents

Coliform (TCR)

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3,428
Incidents

Total Haloacetic Acids (HAA5)

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3,343
Incidents

Arsenic

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1,387
Incidents

Chlorine dioxide

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70
Incidents

Chlorite

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35
Incidents

Barium

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15
Incidents

1,2-Dichloroethane

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3
Incidents

Latest Boil Water Advisories

Date Reported Location Affected Number of People Affected Cause Time Lasted
June 20, 2023 Gonzales, Louisiana Unknown Drop in water pressure 2 days
May 03, 2023 Opelousas, Louisiana Unknown Water Main Break Unknown
26-April 2023 Laplace, Louisiana Unknown Not listed N/A
20-April 2023 Waterproof, Louisiana Unknown Not listed N/A
19-April 2023 Denham Springs, Louisiana Unknown Not listed N/A
All Boil Water Advisories →

Counties

County
Incident Count
ACADIA PARISH, LA
71
ALLEN PARISH, LA
129
ASCENSION PARISH, LA
379
ASSUMPTION PARISH, LA
73
AVOYELLES PARISH, LA
100
BEAUREGARD PARISH, LA
26
BIENVILLE PARISH, LA
479
BOSSIER PARISH, LA
530
CADDO PARISH, LA
1,082
CALCASIEU PARISH, LA
203
CALDWELL PARISH, LA
314
CAMERON PARISH, LA
163
CATAHOULA PARISH, LA
29
CLAIBORNE PARISH, LA
44
CONCORDIA PARISH, LA
1,198
DE SOTO PARISH, LA
388
EAST BATON ROUGE PARISH, LA
27
EAST CARROLL PARISH, LA
4
EAST FELICIANA PARISH, LA
40
EVANGELINE PARISH, LA
251
FRANKLIN, LA
67
FRANKLIN PARISH, LA
7
GRANT PARISH, LA
371
HANCOCK, LA
3
HARDIN, LA
2
HARRIS, LA
4
IBERIA PARISH, LA
52
IBERVILLE PARISH, LA
204
JACKSON PARISH, LA
973
JEFFERSON DAVIS PARISH, LA
26
JEFFERSON PARISH, LA
40
LA SALLE PARISH, LA
271
LAFAYETTE, LA
2
LAFAYETTE PARISH, LA
319
LAFOURCHE PARISH, LA
9
LINCOLN PARISH, LA
264
LIVINGSTON PARISH, LA
65
MADISON PARISH, LA
46
MATANUSKA-SUSITNA BOROUGH, LA
2
MCKENZIE, LA
4
MOREHOUSE PARISH, LA
186
NATCHITOCHES PARISH, LA
497
NUECES, LA
18
OCONEE, LA
4
ORLEANS PARISH, LA
4
OUACHITA PARISH, LA
1,813
PANOLA, LA
3
PLAQUEMINES PARISH, LA
85
POINTE COUPEE PARISH, LA
74
RAPIDES PARISH, LA
372
RED RIVER PARISH, LA
483
RICHLAND PARISH, LA
180
SABINE PARISH, LA
1,138
ST. BERNARD PARISH, LA
24
ST. CHARLES PARISH, LA
4
ST. HELENA PARISH, LA
4
ST. JAMES PARISH, LA
79
ST. JOHN THE BAPTIST PARISH, LA
323
ST. LANDRY PARISH, LA
330
ST. MARTIN PARISH, LA
758
ST. MARY PARISH, LA
200
ST. TAMMANY PARISH, LA
335
TANGIPAHOA PARISH, LA
113
TENSAS PARISH, LA
169
TERREBONNE PARISH, LA
2
UNION PARISH, LA
2,156
VERMILION PARISH, LA
244
VERNON PARISH, LA
31
WASHINGTON PARISH, LA
104
WEBSTER PARISH, LA
134
WEST BATON ROUGE PARISH, LA
56
WEST CARROLL PARISH, LA
33
WEST FELICIANA PARISH, LA
13
WINN PARISH, LA
1,695