Louisiana ZIP Code Water Quality

493 ZIP codes with water quality data · State average grade: C+

ZIP Codes

493

Avg Grade

C+

A or B

33%

D or F

59%

Grade Distribution

How Louisiana ZIP codes scored

15%

18%

8%

13%

47%

A

73

15%

Excellent

B

88

18%

Good

C

40

8%

Fair

D

62

13%

Poor

F

230

47%

Failing

All ZIP Codes

All 493 ZIP codes in Louisiana

ZIP Code	Primary City	Grade	Score	Score	Cities
70032	Chalmette	A-	87.7		1
70037	Belle Chasse	F	43		1
70039	Luling	A-	88.9		1
70043	Chalmette	A-	87.7		1
70044	Chalmette	A-	87.7		1
70052	Gramercy	B-	72.5		1
70053	Gretna	A-	86.2		1
70054	Gretna	A-	86.2		1
70056	Gretna	A-	86.2		1
70057	Luling	A-	88.9		1
70068	Laplace	D+	52.5		1
70069	Laplace	D+	52.5		1
70070	Luling	A-	88.9		1
70071	Lutcher	B+	82.3		1
70093	Belle Chasse	F	43		1
70094	Westwego	B-	74.7		1
70096	Westwego	B-	74.7		1
70112	New Orleans	F	34.1		1
70113	New Orleans	F	34.1		1
70114	New Orleans	F	34.1		1
70115	New Orleans	F	34.1		1
70116	New Orleans	F	34.1		1
70117	New Orleans	F	34.1		1
70118	New Orleans	F	34.1		1
70119	New Orleans	F	34.1		1
70121	Jefferson	A-	85.8		1
70122	New Orleans	F	34.1		1
70124	New Orleans	F	34.1		1
70125	New Orleans	F	34.1		1
70126	New Orleans	F	34.1		1
70127	New Orleans	F	34.1		1
70128	New Orleans	F	34.1		1
70129	New Orleans	F	34.1		1
70130	New Orleans	F	34.1		1
70131	New Orleans	F	34.1		1
70139	New Orleans	F	34.1		1
70142	New Orleans	F	34.1		1
70145	New Orleans	F	34.1		1
70146	New Orleans	F	34.1		1
70148	New Orleans	F	34.1		1
70150	New Orleans	F	34.1		1
70151	New Orleans	F	34.1		1
70152	New Orleans	F	34.1		1
70153	New Orleans	F	34.1		1
70154	New Orleans	F	34.1		1
70156	New Orleans	F	34.1		1
70157	New Orleans	F	34.1		1
70158	New Orleans	F	34.1		1
70159	New Orleans	F	34.1		1
70160	New Orleans	F	34.1		1
70161	New Orleans	F	34.1		1
70162	New Orleans	F	34.1		1
70163	New Orleans	F	34.1		1
70164	New Orleans	F	34.1		1
70165	New Orleans	F	34.1		1
70166	New Orleans	F	34.1		1
70167	New Orleans	F	34.1		1
70170	New Orleans	F	34.1		1
70172	New Orleans	F	34.1		1
70174	New Orleans	F	34.1		1
70175	New Orleans	F	34.1		1
70176	New Orleans	F	34.1		1
70177	New Orleans	F	34.1		1
70178	New Orleans	F	34.1		1
70179	New Orleans	F	34.1		1
70181	New Orleans	F	34.1		1
70182	New Orleans	F	34.1		1
70184	New Orleans	F	34.1		1
70185	New Orleans	F	34.1		1
70186	New Orleans	F	34.1		1
70187	New Orleans	F	34.1		1
70189	New Orleans	F	34.1		1
70190	New Orleans	F	34.1		1
70195	New Orleans	F	34.1		1
70301	Thibodaux	A-	89		1
70310	Thibodaux	A-	89		1
70340	Amelia	B-	73.2		1
70342	Berwick	B+	80.2		1
70346	Donaldsonville	C	63.3		1
70360	Houma	B+	82.4		1
70361	Houma	B+	82.4		1
70363	Houma	B+	82.4		1
70374	Lockport	A+	95.3		1
70380	Morgan City	B	78.5		2
70381	Morgan City	B	78.5		1
70390	Napoleonville	A-	85		1
70392	Patterson	B-	73		1
70401	Hammond	F	41.6		1
70402	Hammond	F	41.6		1
70403	Hammond	F	41.6		1
70404	Hammond	F	41.6		1
70420	Abita Springs	A	90.8		1
70422	Amite	C	64		1
70426	Angie	F	39.2		1
70427	Bogalusa	D	45		2
70429	Bogalusa	D	45		1
70433	Covington	F	40.9		1
70437	Folsom	A-	89.6		1
70438	Franklinton	B	75.3		1
70441	Greensburg	D	49.6		1
70443	Independence	D+	54.9		1
70444	Kentwood	F	34		1
70446	Loranger	F	42		1
70447	Madisonville	C+	66.3		1
70448	Mandeville	F	42.9		1
70450	Mount Hermon	C	61		1
70452	Pearl River	A	92.2		1
70454	Ponchatoula	C	64.5		1
70456	Roseland	B-	70.9		1
70458	Slidell	F	39.5		1
70459	Slidell	F	39.5		1
70460	Slidell	F	39.5		1
70462	Springfield	F	42		1
70463	Sun	C	64.9		1
70465	Tangipahoa	B-	74		1
70466	Tickfaw	A-	87.2		1
70469	Slidell	F	39.5		1
70470	Mandeville	F	42.9		1
70471	Mandeville	F	42.9		1
70501	Lafayette	F	35.1		1
70502	Lafayette	F	35.1		1
70503	Lafayette	F	35.1		1
70504	Lafayette	F	35.1		1
70505	Lafayette	F	35.1		1
70506	Lafayette	F	35.1		2
70507	Lafayette	F	35.1		3
70508	Lafayette	F	35.1		2
70509	Lafayette	F	35.1		1
70510	Abbeville	B+	81.2		1
70511	Abbeville	B+	81.2		1
70512	Cecilia	B-	71.5		3
70514	Charenton	B+	82		1
70515	Basile	A-	86.3		1
70517	Breaux Bridge	D	45.5		2
70518	Broussard	B-	72.2		1
70520	Carencro	A-	86.8		1
70521	Cecilia	B-	71.5		1
70522	Centerville	B	79		1
70523	Charenton	B+	82		1
70525	Church Point	C	63.5		1
70528	Delcambre	B-	72.2		1
70529	Duson	C-	55.4		1
70531	Egan	F	38.2		1
70532	Elton	A-	85.3		1
70533	Erath	A	92.8		2
70534	Estherwood	B	77.5		1
70535	Eunice	B-	70.8		1
70538	Franklin	D	46.2		2
70541	Grand Coteau	F	34		1
70542	Gueydan	F	38		1
70543	Iota	F	42		1
70544	Charenton	B+	82		2
70546	Jennings	B+	80.7		1
70548	Kaplan	B-	74		1
70549	Lake Arthur	A-	85		1
70550	Lawtell	A-	85.3		1
70551	Leonville	C+	69.2		1
70552	Loreauville	B-	72.5		1
70554	Mamou	D	49		1
70555	Maurice	C+	68.5		1
70556	Mermentau	B-	71.2		1
70558	Milton	F	43.2		1
70559	Morse	B-	70.3		2
70560	New Iberia	F	41		1
70562	New Iberia	F	41		1
70563	New Iberia	F	41		1
70570	Opelousas	C-	57.7		3
70571	Opelousas	C-	57.7		1
70576	Pine Prairie	F	43.2		1
70577	Port Barre	B+	82.8		1
70578	Rayne	C+	66		1
70582	St. Martinville	F	40.2		2
70583	Scott	C-	58		1
70584	Sunset	C+	69		2
70585	Turkey Creek	A	90.2		1
70586	Ville Platte	F	39.2		3
70589	Washington	B+	83.1		1
70591	Welsh	A-	88.5		1
70592	Youngsville	C-	59.2		2
70593	Lafayette	F	35.1		1
70596	Lafayette	F	35.1		1
70598	Lafayette	F	35.1		1
70601	Lake Charles	F	43.9		1
70602	Lake Charles	F	43.9		1
70605	Lake Charles	F	43.9		1
70606	Lake Charles	F	43.9		1
70607	Lake Charles	F	43.9		1
70609	Lake Charles	F	43.9		1
70612	Lake Charles	F	43.9		1
70615	Lake Charles	F	43.9		1
70616	Lake Charles	F	43.9		1
70629	Lake Charles	F	43.9		1
70631	Cameron	B-	74.3		1
70633	Dequincy	A+	97.1		1
70634	Deridder	B+	83.2		2
70638	Elizabeth	A-	86.2		1
70643	Grand Chenier	D	48.2		2
70644	Grant	A-	85.7		1
70645	Hackberry	A	92.5		1
70646	Bell City	B+	80.8		1
70647	Iowa	B+	83		1
70648	Kinder	F	44.5		2
70652	Longville	A-	86.5		1
70653	Merryville	B	79.7		1
70655	Oberlin	B-	74.7		1
70656	Pitkin	A	90.2		1
70658	Reeves	A-	89.6		1
70659	Rosepine	B	79.2		1
70660	Singer	A+	96		1
70661	Starks	A-	88.7		1
70663	Sulphur	B+	83.5		1
70665	Sulphur	B+	83.5		1
70668	Vinton	B+	82.3		1
70669	Westlake	F	44.2		1
70704	Baker	A-	86.2		1
70711	Albany	D	49.5		1
70714	Baker	A-	86.2		1
70715	Morganza	A-	89.5		1
70721	Carville	B+	83.8		1
70722	Clinton	B+	83.9		1
70723	Convent	B+	80.8		1
70726	Denham Springs	B	75.6		1
70730	Ethel	A	94		1
70732	Fordoche	B-	73		1
70737	Gonzales	A-	87.7		1
70740	Grosse Tete	B	78.5		1
70748	Jackson	B+	80.4		1
70750	Krotz Springs	B+	81.5		1
70753	Innis	A-	88.8		1
70754	Livingston	B+	82.7		1
70755	Livonia	A-	86.7		1
70757	Maringouin	A-	87.9		3
70759	Morganza	A-	89.5		1
70760	New Roads	D	45.2		1
70763	Lutcher	B+	82.3		1
70764	Plaquemine	C-	55.2		1
70765	Plaquemine	C-	55.2		1
70767	Port Allen	B-	74.3		1
70769	Prairieville	F	44.5		1
70772	Rosedale	B-	70.2		1
70775	St. Francisville	B+	83.8		1
70777	Slaughter	A-	85		1
70785	Walker	A-	86.2		1
70788	White Castle	C-	57.9		1
70789	Wilson	C	61.5		1
70791	Zachary	B-	70.7		1
70801	Baton Rouge	F	43.2		1
70802	Baton Rouge	F	43.2		1
70803	Baton Rouge	F	43.2		1
70804	Baton Rouge	F	43.2		1
70805	Baton Rouge	F	43.2		1
70806	Baton Rouge	F	43.2		1
70807	Baton Rouge	F	43.2		1
70808	Baton Rouge	F	43.2		1
70809	Baton Rouge	F	43.2		1
70812	Baton Rouge	F	43.2		1
70813	Baton Rouge	F	43.2		1
70814	Baton Rouge	F	43.2		1
70815	Baton Rouge	F	43.2		1
70816	Baton Rouge	F	43.2		1
70819	Baton Rouge	F	43.2		1
70820	Baton Rouge	F	43.2		1
70821	Baton Rouge	F	43.2		1
70822	Baton Rouge	F	43.2		1
70823	Baton Rouge	F	43.2		1
70825	Baton Rouge	F	43.2		1
70827	Baton Rouge	F	43.2		1
70831	Baton Rouge	F	43.2		1
70833	Baton Rouge	F	43.2		1
70835	Baton Rouge	F	43.2		1
70836	Baton Rouge	F	43.2		1
70873	Baton Rouge	F	43.2		1
70874	Baton Rouge	F	43.2		1
70891	Baton Rouge	F	43.2		1
70892	Baton Rouge	F	43.2		1
70893	Baton Rouge	F	43.2		1
70894	Baton Rouge	F	43.2		1
70895	Baton Rouge	F	43.2		1
70898	Baton Rouge	F	43.2		1
71001	Arcadia	C	60.6		1
71003	Athens	A-	88.3		1
71006	Benton	F	40		1
71007	Bethany	A-	86.2		1
71008	Bienville	F	41		1
71009	Blanchard	B+	83.2		1
71016	Castor	D	47		1
71018	Cotton Valley	C+	69.6		1
71019	Coushatta	F	40		1
71021	Cullen	D+	52.7		1
71023	Doyline	D	45.8		1
71024	Dubberly	B+	83.2		1
71028	Gibsland	F	44.3		1
71031	Goldonna	B	75.4		1
71033	Greenwood	C+	69.3		1
71034	Hall Summit	B+	82.8		1
71037	Haughton	F	42.8		1
71038	Haynesville	B-	74.1		1
71039	Heflin	D+	52		1
71040	Homer	F	44.2		2
71043	Hosston	B+	80.2		1
71047	Keithville	D	46.2		1
71048	Lisbon	B	78.9		1
71049	Logansport	C-	55.5		1
71051	Elm Grove	D	45		1
71052	Mansfield	F	43.5		1
71055	Minden	F	43.5		1
71058	Minden	F	43.5		1
71060	Mooringsport	C+	66.1		1
71061	Oil City	D	46		1
71063	Pelican	A	90.6		1
71064	Plain Dealing	F	43		1
71065	Pleasant Hill	D	46.9		1
71068	Ringgold	F	42		1
71070	Saline	F	39		1
71071	Sarepta	C-	59.6		1
71072	Shongaloo	B	79.5		1
71073	Sibley	C-	59.6		1
71075	Springhill	B	79.3		2
71078	Stonewall	A-	87.7		1
71082	Vivian	A-	87.3		1
71101	Shreveport	F	36.5		1
71102	Shreveport	F	36.5		1
71103	Shreveport	F	36.5		1
71104	Shreveport	F	36.5		1
71105	Shreveport	F	36.5		1
71106	Shreveport	F	36.5		1
71107	Shreveport	F	36.5		2
71108	Shreveport	F	36.5		1
71109	Shreveport	F	36.5		1
71110	Bossier City	F	41.2		1
71111	Bossier City	F	41.2		1
71112	Bossier City	F	41.2		1
71113	Bossier City	F	41.2		1
71118	Shreveport	F	36.5		1
71119	Shreveport	F	36.5		1
71120	Shreveport	F	36.5		1
71129	Shreveport	F	36.5		1
71130	Shreveport	F	36.5		1
71133	Shreveport	F	36.5		1
71134	Shreveport	F	36.5		1
71135	Shreveport	F	36.5		1
71136	Shreveport	F	36.5		1
71138	Shreveport	F	36.5		1
71148	Shreveport	F	36.5		1
71149	Shreveport	F	36.5		1
71151	Shreveport	F	36.5		1
71152	Shreveport	F	36.5		1
71153	Shreveport	F	36.5		1
71154	Shreveport	F	36.5		1
71156	Shreveport	F	36.5		1
71161	Shreveport	F	36.5		1
71162	Shreveport	F	36.5		1
71163	Shreveport	F	36.5		1
71164	Shreveport	F	36.5		1
71165	Shreveport	F	36.5		1
71166	Shreveport	F	36.5		1
71171	Bossier City	F	41.2		1
71172	Bossier City	F	41.2		1
71201	Monroe	F	41.1		1
71202	Monroe	F	41.1		1
71203	Monroe	F	41.1		1
71207	Monroe	F	41.1		1
71209	Monroe	F	41.1		1
71210	Monroe	F	41.1		1
71211	Sterlington	D	46		1
71212	Monroe	F	41.1		1
71213	Monroe	F	41.1		1
71217	Monroe	F	41.1		1
71220	Bastrop	F	42.9		2
71221	Bastrop	F	42.9		1
71222	Bernice	D+	50		1
71223	Bonita	D	45		1
71225	Calhoun	C-	57.5		1
71226	Chatham	D	47		1
71227	Choudrant	D	48		1
71229	Collinston	F	36		1
71232	Delhi	B+	80		1
71234	Downsville	D	47		1
71235	Dubach	D+	50		1
71237	Epps	F	41		1
71238	Eros	D	45		1
71241	Farmerville	D	47		1
71242	Forest	A	90.4		1
71245	Grambling	F	42.2		1
71247	Hodge	D	45		1
71251	Jonesboro	D	45.8		2
71253	Kilbourne	C+	69		1
71254	Lake Providence	F	39.2		1
71259	Mangham	B+	83.4		1
71260	Marion	D	47		1
71261	Mer Rouge	A-	86.3		1
71263	Oak Grove	D	47.1		3
71264	Start	A-	85.5		2
71266	Pioneer	B+	82.3		1
71268	Quitman	F	38		1
71269	Rayville	F	40.5		3
71270	Ruston	B	79.5		2
71272	Ruston	B	79.5		1
71275	Simsboro	B-	74.2		1
71279	Start	A-	85.5		1
71280	Sterlington	D	46		1
71282	Tallulah	F	42.2		1
71284	Tallulah	F	42.2		1
71286	Transylvania	F	39.2		1
71291	West Monroe	D+	50.2		1
71292	West Monroe	D+	50.2		1
71294	West Monroe	D+	50.2		1
71295	Winnsboro	F	41		2
71301	Alexandria	F	43.9		1
71302	Alexandria	F	43.9		2
71303	Alexandria	F	43.9		1
71307	Alexandria	F	43.9		1
71309	Alexandria	F	43.9		1
71315	Alexandria	F	43.9		1
71322	Bunkie	D	49		2
71325	Cheneyville	B-	72.6		1
71326	Clayton	D	47		1
71327	Cottonport	C+	65.6		1
71328	Deville	A	92.8		1
71330	Echo	B+	81.8		1
71331	Effie	A-	87.2		1
71333	Evergreen	A-	88.2		1
71334	Ferriday	F	41		2
71336	Gilbert	F	41		1
71340	Harrisonburg	D	47		1
71341	Hessmer	B-	73.5		1
71342	Jena	D+	54.3		1
71343	Harrisonburg	D	47		2
71348	Alexandria	F	43.9		1
71350	Marksville	B	78.2		3
71351	Marksville	B	78.2		2
71353	Krotz Springs	B+	81.5		2
71354	Monterey	B-	73.2		1
71355	Bordelonville	A-	88.5		1
71356	Morrow	B+	82.7		1
71357	Newellton	D	46		1
71358	Palmetto	D	46.5		1
71359	Pineville	F	44.2		1
71360	Pineville	F	44.2		1
71362	Plaucheville	A-	89.2		1
71368	Sicily Island	D	47.1		1
71369	Simmesport	B-	73.7		1
71371	Trout	B-	74.8		1
71373	Vidalia	B-	74.2		1
71375	Waterproof	C	61.6		1
71378	Wisner	C-	55.9		1
71403	Anacoco	B+	81.3		1
71405	Tioga	A-	88.4		1
71406	Belmont	D	45		1
71407	Pollock	C-	56.9		1
71409	Boyce	B+	82		1
71410	Calvin	D	45		1
71411	Campti	F	33		1
71414	Clarence	D	46		1
71415	Clarks	C	63.2		1
71417	Colfax	F	36		2
71418	Columbia	D	47		1
71419	Converse	D	47		1
71422	Dodson	D	47		1
71423	Dry Prong	F	36		1
71424	Elmer	A-	86.8		1
71429	Florien	C	60.3		1
71430	Forest Hill	A	94.1		1
71433	Glenmora	B-	72.1		1
71435	Grayson	D	45		2
71438	Hineston	A	91.1		1
71439	Hornbeck	A-	86.6		1
71440	Joyce	D+	50		1
71441	Kelly	A	90.1		1
71446	Leesville	C	62.8		3
71447	Lena	B+	82.5		1
71449	Many	D+	51.2		1
71450	Belmont	D	45		1
71454	Montgomery	F	38		1
71456	Natchez	A	91		1
71457	Natchitoches	A	90.7		3
71458	Natchitoches	A	90.7		1
71461	New Llano	C+	65.2		1
71462	Noble	D	49		1
71463	Oakdale	D	45		1
71465	Olla	C-	58.1		1
71467	Pollock	C-	56.9		1
71468	Provencal	D	47		1
71469	Provencal	D	47		1
71473	Sikes	F	43		1
71474	Simpson	A-	88.9		1
71479	Tullos	D	47		1
71480	Urania	A-	88.4		1
71483	Winnfield	D+	50.5		3
71485	Woodworth	A-	87.5		1
71486	Zwolle	D	48.2		2
71496	Leesville	C	62.8		1
71497	Natchitoches	A	90.7		1