Louisiana Water Quality

361 ZIP codes analyzed across 316 cities. Average water quality score: 50/100 (national average: 50/100).

Lake Charles

6 ZIPs

B

Shreveport

6 ZIPs

D

Alexandria

4 ZIPs

B

Baton Rouge

4 ZIPs

A

Lafayette

4 ZIPs

C

New Orleans

4 ZIPs

C

Slidell

4 ZIPs

C

Bossier City

3 ZIPs

A

Covington

3 ZIPs

B

Denham Springs

3 ZIPs

B

Leesville

3 ZIPs

C

Monroe

3 ZIPs

C

Abbeville

2 ZIPs

A

Mandeville

2 ZIPs

C

Minden

2 ZIPs

C

Morgan City

2 ZIPs

C

Opelousas

2 ZIPs

B

Pineville

2 ZIPs

C

Plaquemine

2 ZIPs

B

Ruston

2 ZIPs

A

Sulphur

2 ZIPs

C

West Monroe

2 ZIPs

F

Abita Springs

1 ZIP

B

Albany

1 ZIP

B

Amelia

1 ZIP

B

Amite

1 ZIP

B

Anacoco

1 ZIP

A

Angie

1 ZIP

D

Angola

1 ZIP

B

Arcadia

1 ZIP

C

Archibald

1 ZIP

C

Arnaudville

1 ZIP

D

Athens

1 ZIP

C

Atlanta

1 ZIP

C

Baker

1 ZIP

C

Barksdale Afb

1 ZIP

D

Basile

1 ZIP

D

Bastrop

1 ZIP

C

Bell City

1 ZIP

B

Belle Chasse

1 ZIP

D

Belmont

1 ZIP

F

Bentley

1 ZIP

B

Benton

1 ZIP

C

Bernice

1 ZIP

F

Berwick

1 ZIP

C

Bethany

1 ZIP

B

Bienville

1 ZIP

D

Blanchard

1 ZIP

D

Bogalusa

1 ZIP

C

Bonita

1 ZIP

F

Bordelonville

1 ZIP

A

Boyce

1 ZIP

C

Breaux Bridge

1 ZIP

C

Broussard

1 ZIP

B

BRYCELAND

1 ZIP

B

Bunkie

1 ZIP

C

Calhoun

1 ZIP

F

Calvin

1 ZIP

F

Cameron

1 ZIP

D

Campti

1 ZIP

F

Carencro

1 ZIP

B

Carville

1 ZIP

A

Castor

1 ZIP

F

Cecilia

1 ZIP

C

Centerville

1 ZIP

B

Chalmette

1 ZIP

F

Charenton

1 ZIP

C

Chatham

1 ZIP

F

Cheneyville

1 ZIP

C

Choudrant

1 ZIP

D

Church Point

1 ZIP

B

Clarence

1 ZIP

F

Clarks

1 ZIP

B

Clayton

1 ZIP

F

Clinton

1 ZIP

C

Colfax

1 ZIP

C

Collinston

1 ZIP

D

Columbia

1 ZIP

D

Convent

1 ZIP

D

Converse

1 ZIP

F

Cotton Valley

1 ZIP

F

Cottonport

1 ZIP

D

Coushatta

1 ZIP

F

Creole

1 ZIP

F

Crowville

1 ZIP

B

Cullen

1 ZIP

F

Delcambre

1 ZIP

C

Delhi

1 ZIP

C

Delta

1 ZIP

C

Dequincy

1 ZIP

A

Deridder

1 ZIP

D

Deville

1 ZIP

A

Dodson

1 ZIP

F

Donaldsonville

1 ZIP

F

Downsville

1 ZIP

F

Doyline

1 ZIP

D

Dry Prong

1 ZIP

C

Dubach

1 ZIP

F

Dubberly

1 ZIP

A

Duson

1 ZIP

B

Echo

1 ZIP

C

Effie

1 ZIP

B

Egan

1 ZIP

D

Elizabeth

1 ZIP

A

Elm Grove

1 ZIP

D

Elmer

1 ZIP

B

Elton

1 ZIP

D

Epps

1 ZIP

F

Erath

1 ZIP

B

Eros

1 ZIP

F

Estherwood

1 ZIP

C

Ethel

1 ZIP

C

Eunice

1 ZIP

D

Evergreen

1 ZIP

B

Farmerville

1 ZIP

F

Fenton

1 ZIP

C

Ferriday

1 ZIP

F

Fisher

1 ZIP

B

Florien

1 ZIP

C

Folsom

1 ZIP

B

Fordoche

1 ZIP

A

Forest

1 ZIP

A

Forest Hill

1 ZIP

A

Franklin

1 ZIP

F

Franklinton

1 ZIP

C

Georgetown

1 ZIP

F

Gibsland

1 ZIP

D

Gilbert

1 ZIP

F

Glenmora

1 ZIP

C

Goldonna

1 ZIP

B

Gonzales

1 ZIP

C

Grambling

1 ZIP

D

Gramercy

1 ZIP

F

Grand Cane

1 ZIP

D

Grand Coteau

1 ZIP

D

Grant

1 ZIP

B

Grayson

1 ZIP

D

Greensburg

1 ZIP

B

Greenwood

1 ZIP

C

Gretna

1 ZIP

C

Grosse Tete

1 ZIP

B

Gueydan

1 ZIP

C

Hackberry

1 ZIP

C

Hall Summit

1 ZIP

B

Hammond

1 ZIP

C

Harrisonburg

1 ZIP

F

Haughton

1 ZIP

C

Haynesville

1 ZIP

C

Heflin

1 ZIP

C

Hessmer

1 ZIP

B

Hineston

1 ZIP

D

Hodge

1 ZIP

D

Homer

1 ZIP

B

Hornbeck

1 ZIP

A

Hosston

1 ZIP

F

Houma

1 ZIP

B

Ida

1 ZIP

D

Independence

1 ZIP

C

Innis

1 ZIP

A

Iota

1 ZIP

C

Iowa

1 ZIP

B

Jackson

1 ZIP

C

Jeanerette

1 ZIP

C

Jena

1 ZIP

B

Jennings

1 ZIP

A

Jonesboro

1 ZIP

D

Jonesville

1 ZIP

B

Joyce

1 ZIP

F

Kaplan

1 ZIP

D

Keithville

1 ZIP

C

Kelly

1 ZIP

B

Kentwood

1 ZIP

F

Kilbourne

1 ZIP

D

Kinder

1 ZIP

D

Krotz Springs

1 ZIP

B

La Place

1 ZIP

F

Lacombe

1 ZIP

B

Lake Arthur

1 ZIP

B

Lake Providence

1 ZIP

D

Lakeland

1 ZIP

C

Lawtell

1 ZIP

B

Lena

1 ZIP

B

Leonville

1 ZIP

D

Lillie

1 ZIP

A

Lisbon

1 ZIP

B

Livingston

1 ZIP

C

Livonia

1 ZIP

A

Lockport

1 ZIP

A

Logansport

1 ZIP

D

Longville

1 ZIP

C

Loranger

1 ZIP

D

Loreauville

1 ZIP

D

Luling

1 ZIP

A

Lutcher

1 ZIP

C

Madisonville

1 ZIP

B

Mamou

1 ZIP

F

Mangham

1 ZIP

B

Mansfield

1 ZIP

F

Mansura

1 ZIP

A

Many

1 ZIP

F

Maringouin

1 ZIP

B

Marion

1 ZIP

F

Marksville

1 ZIP

B

Maurepas

1 ZIP

D

Maurice

1 ZIP

C

Melville

1 ZIP

D

Mer Rouge

1 ZIP

B

Mermentau

1 ZIP

C

Merryville

1 ZIP

B

Milton

1 ZIP

D

Monterey

1 ZIP

B

Montgomery

1 ZIP

D

Mooringsport

1 ZIP

F

Moreauville

1 ZIP

A

Morganza

1 ZIP

A

Morrow

1 ZIP

A

Morse

1 ZIP

B

MOUNT HERMON

1 ZIP

B

Napoleonville

1 ZIP

F

Natalbany

1 ZIP

C

Natchez

1 ZIP

F

Natchitoches

1 ZIP

D

New Iberia

1 ZIP

D

New Roads

1 ZIP

B

Newellton

1 ZIP

F

Newllano

1 ZIP

C

Noble

1 ZIP

F

Norwood

1 ZIP

C

Oak Grove

1 ZIP

C

Oak Ridge

1 ZIP

B

Oakdale

1 ZIP

C

Oberlin

1 ZIP

C

Oil City

1 ZIP

F

Olla

1 ZIP

D

Palmetto

1 ZIP

F

Patterson

1 ZIP

B

Pearl River

1 ZIP

A

Pelican

1 ZIP

B

Pine Prairie

1 ZIP

C

Pioneer

1 ZIP

A

Pitkin

1 ZIP

C

Plain Dealing

1 ZIP

F

Plaucheville

1 ZIP

A

Pleasant Hill

1 ZIP

D

Pollock

1 ZIP

B

Ponchatoula

1 ZIP

B

Port Allen

1 ZIP

B

Port Barre

1 ZIP

B

Prairieville

1 ZIP

B

Provencal

1 ZIP

F

Quitman

1 ZIP

C

Rayne

1 ZIP

C

Rayville

1 ZIP

F

Reeves

1 ZIP

D

Ringgold

1 ZIP

D

Rodessa

1 ZIP

C

Rosedale

1 ZIP

C

Roseland

1 ZIP

D

Rosepine

1 ZIP

B

Saint Amant

1 ZIP

C

Saint Benedict

1 ZIP

D

Saint Francisville

1 ZIP

B

Saint Joseph

1 ZIP

F

Saint Landry

1 ZIP

B

Saint Martinville

1 ZIP

D

Saline

1 ZIP

F

Sarepta

1 ZIP

B

Scott

1 ZIP

D

Shongaloo

1 ZIP

A

Sibley

1 ZIP

C

Sicily Island

1 ZIP

C

Sikes

1 ZIP

F

Simmesport

1 ZIP

B

Simpson

1 ZIP

B

Simsboro

1 ZIP

B

Singer

1 ZIP

C

Slagle

1 ZIP

A

Slaughter

1 ZIP

A

Springfield

1 ZIP

C

Springhill

1 ZIP

B

Starks

1 ZIP

B

Start

1 ZIP

A

Sterlington

1 ZIP

F

Stonewall

1 ZIP

B

Summerfield

1 ZIP

A

Sun

1 ZIP

D

Sunset

1 ZIP

C

Tallulah

1 ZIP

D

Tangipahoa

1 ZIP

D

Thibodaux

1 ZIP

D

Tickfaw

1 ZIP

A

Tioga

1 ZIP

B

Transylvania

1 ZIP

D

Trout

1 ZIP

C

Tullos

1 ZIP

F

Turkey Creek

1 ZIP

B

Urania

1 ZIP

B

Vidalia

1 ZIP

A

Ville Platte

1 ZIP

C

Vinton

1 ZIP

A

Vivian

1 ZIP

C

Walker

1 ZIP

B

Washington

1 ZIP

C

Waterproof

1 ZIP

F

Welsh

1 ZIP

A

Westlake

1 ZIP

C

Westwego

1 ZIP

D

White Castle

1 ZIP

B

Wilson

1 ZIP

B

Winnfield

1 ZIP

F

Winnsboro

1 ZIP

C

Wisner

1 ZIP

C

Woodworth

1 ZIP

C

Youngsville

1 ZIP

B

Zachary

1 ZIP

C

Zwolle

1 ZIP

F