Auvergne-Rhône-Alpes · Département 43
Haute-Loire
260 communes suivies
133 stations rivières
6 stations nappes
Mis à jour le 24/07/2026 à 13:39
96
/100
Bonne qualité
Eau potable
Eau potable
Source : ARS via Hub'Eau · 260 communes
≥80
50-79
<50
AGNAT88/100
pHChloreBactériologie
AIGUILHE100/100
NitratespHChlore
ALLEGRE100/100
NitratespHChlore
ALLEYRAC100/100
NitratespHChlore
ALLEYRAS92/100
NitratespHChlore
ALLY81/100
NitratespHChlore
ARAULES94/100
NitratespHChlore
ARLEMPDES100/100
NitratespHChlore
ARLET86/100
NitratespHChlore
ARSAC-EN-VELAY100/100
NitratespHChlore
AUBAZAT100/100
NitratespHChlore
AUREC-SUR-LOIRE100/100
NitratespHChlore
AUTRAC100/100
NitratespHChlore
AUVERS83/100
NitratespHChlore
AUZON100/100
NitratespHChlore
AZERAT100/100
NitratespHChlore
BAINS94/100
NitratespHChlore
BARGES93/100
NitratespHChlore
BAS-EN-BASSET100/100
NitratespHChlore
BEAULIEU100/100
NitratespHChlore
BEAUMONT100/100
NitratespHChlore
BEAUNE-SUR-ARZON100/100
pHChloreBactériologie
BEAUX94/100
NitratespHChlore
BEAUZAC94/100
NitratespHChlore
BELLEVUE-LA-MONTAGNE100/100
NitratespHChlore
BERBEZIT83/100
NitratespHChlore
BESSAMOREL92/100
NitratespHChlore
BESSEYRE-SAINT-MARY (LA)71/100
NitratespHChlore
BLANZAC94/100
NitratespHChlore
BLASSAC100/100
NitratespHChlore
BLAVOZY100/100
NitratespHChlore
BLESLE100/100
NitratespHChlore
BOISSET100/100
NitratespHChlore
BONNEVAL83/100
NitratespHChlore
BORNE100/100
NitratespHChlore
BOUCHET-SAINT-NICOLAS (LE)100/100
NitratespHChlore
BOURNONCLE-SAINT-PIERRE100/100
NitratespHChlore
BRIGNON (LE)100/100
NitratespHChlore
BRIOUDE94/100
NitratespHChlore
BRIVES-CHARENSAC100/100
NitratespHChlore
CAYRES100/100
NitratespHChlore
CEAUX-D'ALLEGRE100/100
NitratespHChlore
CERZAT100/100
pHChloreBactériologie
CEYSSAC100/100
NitratespHChlore
CHADRAC100/100
NitratespHChlore
CHADRON92/100
NitratespHChlore
CHAISE-DIEU (LA)100/100
NitratespHChlore
CHAMALIERES-SUR-LOIRE100/100
NitratespHChlore
CHAMBEZON100/100
NitratespHChlore
CHAMBON-SUR-LIGNON (LE)100/100
NitratespHChlore
CHAMPAGNAC-LE-VIEUX83/100
pHChloreBactériologie
CHAMPCLAUSE92/100
NitratespHChlore
CHANALEILLES92/100
NitratespHChlore
CHANIAT100/100
NitratespHChlore
CHANTEUGES100/100
NitratespHChlore
CHAPELLE-BERTIN (LA)100/100
NitratespHChlore
CHAPELLE-D'AUREC (LA)100/100
NitratespHChlore
CHAPELLE-GENESTE (LA)88/100
NitratespHChlore
CHARRAIX83/100
NitratespHChlore
CHASPINHAC100/100
pHChloreBactériologie
CHASPUZAC100/100
NitratespHChlore
CHASSAGNES88/100
pHChloreBactériologie
CHASSIGNOLLES86/100
NitratespHChlore
CHASTEL83/100
NitratespHChlore
CHAUDEYROLLES100/100
NitratespHChlore
CHAVANIAC-LAFAYETTE100/100
NitratespHChlore
CHAZELLES100/100
NitratespHChlore
CHENEREILLES100/100
NitratespHChlore
CHILHAC100/100
pHChloreBactériologie
CHOMELIX100/100
NitratespHChlore
CHOMETTE (LA)100/100
pHChloreBactériologie
CISTRIERES88/100
NitratespHChlore
COHADE100/100
NitratespHChlore
COLLAT100/100
NitratespHChlore
CONNANGLES100/100
NitratespHChlore
COSTAROS100/100
NitratespHChlore
COUBON94/100
NitratespHChlore
COUTEUGES100/100
NitratespHChlore
CRAPONNE-SUR-ARZON100/100
NitratespHChlore
CRONCE83/100
NitratespHChlore
CUBELLES100/100
NitratespHChlore
CUSSAC-SUR-LOIRE100/100
NitratespHChlore
DESGES100/100
pHChloreBactériologie
DOMEYRAT100/100
pHChloreBactériologie
DUNIERES100/100
NitratespHChlore
ESPALEM100/100
pHChloreBactériologie
ESPALY-SAINT-MARCEL100/100
NitratespHChlore
ESPLANTAS-VAZEILLES 86/100
NitratespHChlore
ESTABLES (LES)94/100
NitratespHChlore
FAY-SUR-LIGNON79/100
NitratespHChlore
FELINES100/100
pHChloreBactériologie
FERRUSSAC83/100
NitratespHChlore
FIX-SAINT-GENEYS93/100
NitratespHChlore
FONTANNES92/100
NitratespHChlore
FREYCENET-LA-CUCHE88/100
NitratespHChlore
FREYCENET-LA-TOUR100/100
pHChloreBactériologie
FRUGERES-LES-MINES100/100
pHChloreBactériologie
FRUGIERES-LE-PIN83/100
pHChloreBactériologie
GOUDET100/100
NitratespHChlore
GRAZAC100/100
NitratespHChlore
GRENIER-MONTGON100/100
NitratespHChlore
GREZES86/100
NitratespHChlore
JAVAUGUES92/100
NitratespHChlore
JAX100/100
NitratespHChlore
JOSAT81/100
NitratespHChlore
JULLIANGES83/100
NitratespHChlore
LACHAPELLE-GRAILLOUSE80/100
NitratespHChlore
LAFARRE100/100
NitratespHChlore
LAMOTHE94/100
NitratespHChlore
LANDOS100/100
NitratespHChlore
LANGEAC100/100
NitratespHChlore
LANTRIAC92/100
NitratespHChlore
LAPTE100/100
NitratespHChlore
LAUSSONNE100/100
NitratespHChlore
LAVAL-SUR-DOULON100/100
NitratespHChlore
LAVAUDIEU100/100
NitratespHChlore
LAVOUTE-CHILHAC100/100
NitratespHChlore
LAVOUTE-SUR-LOIRE100/100
pHChloreBactériologie
LEMPDES-SUR-ALLAGNON100/100
NitratespHChlore
LEOTOING100/100
pHChloreBactériologie
LISSAC100/100
NitratespHChlore
LORLANGES100/100
NitratespHChlore
LOUDES100/100
NitratespHChlore
LUBILHAC100/100
NitratespHChlore
MALREVERS100/100
NitratespHChlore
MALVALETTE100/100
NitratespHChlore
MALVIERES83/100
NitratespHChlore
MAS-DE-TENCE (LE)100/100
NitratespHChlore
MAZERAT-AUROUZE100/100
NitratespHChlore
MAZET-SAINT-VOY88/100
NitratespHChlore
MAZEYRAT-D'ALLIER100/100
NitratespHChlore
MERCOEUR100/100
NitratespHChlore
MEZERES100/100
pHChloreBactériologie
MONASTIER-SUR-GAZEILLE (LE)94/100
NitratespHChlore
MONISTROL-D'ALLIER93/100
NitratespHChlore
MONISTROL-SUR-LOIRE100/100
NitratespHChlore
MONLET100/100
NitratespHChlore
MONTCHAMP67/100
pHChloreBactériologie
MONTCLARD93/100
NitratespHChlore
MONTEIL (LE)100/100
pHChloreBactériologie
MONTFAUCON-EN-VELAY100/100
NitratespHChlore
MONTREGARD88/100
NitratespHChlore
MONTUSCLAT100/100
NitratespHChlore
MOUDEYRES100/100
NitratespHChlore
OUIDES93/100
NitratespHChlore
PAULHAC100/100
NitratespHChlore
PAULHAGUET100/100
NitratespHChlore
PEBRAC92/100
NitratespHChlore
PERTUIS (LE)100/100
NitratespHChlore
PINOLS86/100
NitratespHChlore
POLIGNAC100/100
NitratespHChlore
PONT-SALOMON88/100
pHChloreBactériologie
PRADELLES100/100
NitratespHChlore
PRADES100/100
NitratespHChlore
PRESAILLES92/100
NitratespHChlore
PUY-EN-VELAY (LE)100/100
NitratespHChlore
QUEYRIERES88/100
NitratespHChlore
RAUCOULES100/100
NitratespHChlore
RAURET100/100
NitratespHChlore
RETOURNAC100/100
NitratespHChlore
RIOTORD86/100
NitratespHChlore
ROCHE-EN-REGNIER100/100
NitratespHChlore
ROSIERES94/100
NitratespHChlore
SAINT-ANDRE-DE-CHALENCON100/100
NitratespHChlore
SAINT-ARCONS-D'ALLIER100/100
NitratespHChlore
SAINT-ARCONS-DE-BARGES100/100
NitratespHChlore
SAINT-AUSTREMOINE100/100
NitratespHChlore
SAINT-BEAUZIRE100/100
pHChloreBactériologie
SAINT-BERAIN92/100
NitratespHChlore
SAINT-BONNET-LE-FROID86/100
NitratespHChlore
SAINT-CHRISTOPHE-D'ALLIER94/100
NitratespHChlore
SAINT-CHRISTOPHE-SUR-DOLAISON100/100
NitratespHChlore
SAINT-CIRGUES100/100
NitratespHChlore
SAINT-DIDIER-EN-VELAY100/100
NitratespHChlore
SAINT-DIDIER-SUR-DOULON92/100
NitratespHChlore
SAINT-ETIENNE-DU-VIGAN100/100
NitratespHChlore
SAINT-ETIENNE-LARDEYROL100/100
NitratespHChlore
SAINT-ETIENNE-SUR-BLESLE100/100
pHChloreBactériologie
SAINT-FERREOL-D'AUROURE100/100
NitratespHChlore
SAINT-FRONT93/100
NitratespHChlore
SAINT-GENEYS-PRES-SAINT-PAULIEN100/100
NitratespHChlore
SAINT-GEORGES-D'AURAC100/100
NitratespHChlore
SAINT-GEORGES-LAGRICOL100/100
NitratespHChlore
SAINT-GERMAIN-LAPRADE100/100
NitratespHChlore
SAINT-GERON100/100
pHChloreBactériologie
SAINT-HAON100/100
NitratespHChlore
SAINT-HILAIRE100/100
pHChloreBactériologie
SAINT-HOSTIEN100/100
NitratespHChlore
SAINT-ILPIZE100/100
NitratespHChlore
SAINT-JEAN-D'AUBRIGOUX88/100
NitratespHChlore
SAINT-JEAN-DE-NAY100/100
NitratespHChlore
SAINT-JEAN-LACHALM93/100
NitratespHChlore
SAINT-JEURES93/100
NitratespHChlore
SAINT-JULIEN-CHAPTEUIL100/100
NitratespHChlore
SAINT-JULIEN-D'ANCE100/100
NitratespHChlore
SAINT-JULIEN-DES-CHAZES100/100
NitratespHChlore
SAINT-JULIEN-DU-PINET100/100
NitratespHChlore
SAINT-JULIEN-MOLHESABATE83/100
NitratespHChlore
SAINT-JUST-MALMONT94/100
NitratespHChlore
SAINT-JUST-PRES-BRIOUDE100/100
NitratespHChlore
SAINT-LAURENT-CHABREUGES100/100
NitratespHChlore
SAINT-MARTIN-DE-FUGERES100/100
NitratespHChlore
SAINT-MAURICE-DE-LIGNON100/100
NitratespHChlore
SAINT-PAL-DE-CHALENCON100/100
NitratespHChlore
SAINT-PAL-DE-MONS100/100
NitratespHChlore
SAINT-PAL-DE-SENOUIRE100/100
NitratespHChlore
SAINT-PAUL-DE-TARTAS94/100
NitratespHChlore
SAINT-PAULIEN100/100
NitratespHChlore
SAINT-PIERRE-DU-CHAMP100/100
NitratespHChlore
SAINT-PIERRE-EYNAC100/100
NitratespHChlore
SAINT-PREJET-ARMANDON88/100
pHChloreBactériologie
SAINT-PREJET-D'ALLIER92/100
NitratespHChlore
SAINT-PRIVAT-D'ALLIER100/100
NitratespHChlore
SAINT-PRIVAT-DU-DRAGON100/100
NitratespHChlore
SAINT-ROMAIN-LACHALM88/100
pHChloreBactériologie
SAINT-VENERAND100/100
NitratespHChlore
SAINT-VERT92/100
NitratespHChlore
SAINT-VICTOR-MALESCOURS93/100
NitratespHChlore
SAINT-VICTOR-SUR-ARLANC100/100
pHChloreBactériologie
SAINT-VIDAL100/100
NitratespHChlore
SAINT-VINCENT100/100
NitratespHChlore
SAINTE-EUGENIE-DE-VILLENEUVE100/100
NitratespHChlore
SAINTE-FLORINE100/100
NitratespHChlore
SAINTE-MARGUERITE100/100
NitratespHChlore
SAINTE-SIGOLENE100/100
NitratespHChlore
SALETTES100/100
pHChloreBactériologie
SALZUIT100/100
NitratespHChlore
SANSSAC-L'EGLISE100/100
NitratespHChlore
SAUGUES88/100
NitratespHChlore
SAUVESSANGES100/100
NitratespHChlore
SEAUVE-SUR-SEMENE (LA)100/100
NitratespHChlore
SEMBADEL100/100
NitratespHChlore
SENEUJOLS94/100
NitratespHChlore
SIAUGUES-SAINTE-MARIE100/100
NitratespHChlore
SOLIGNAC-SOUS-ROCHE100/100
NitratespHChlore
SOLIGNAC-SUR-LOIRE100/100
NitratespHChlore
TAILHAC83/100
NitratespHChlore
TENCE100/100
NitratespHChlore
THORAS 83/100
NitratespHChlore
TIRANGES100/100
pHChloreBactériologie
TORSIAC100/100
NitratespHChlore
VALPRIVAS100/100
NitratespHChlore
VALS-LE-CHASTEL92/100
NitratespHChlore
VALS-PRES-LE-PUY100/100
NitratespHChlore
VARENNES-SAINT-HONORAT83/100
NitratespHChlore
VASTRES (LES)83/100
NitratespHChlore
VAZEILLES-LIMANDRE100/100
NitratespHChlore
VENTEUGES83/100
NitratespHChlore
VERGEZAC100/100
NitratespHChlore
VERGONGHEON100/100
NitratespHChlore
VERNASSAL83/100
NitratespHChlore
VERNET (LE)92/100
NitratespHChlore
VEZEZOUX100/100
NitratespHChlore
VIEILLE-BRIOUDE100/100
NitratespHChlore
VIELPRAT100/100
NitratespHChlore
VILLENEUVE-D'ALLIER100/100
NitratespHChlore
VILLETTES (LES)100/100
NitratespHChlore
VISSAC-AUTEYRAC100/100
NitratespHChlore
VOREY92/100
NitratespHChlore
YSSINGEAUX94/100
NitratespHChlore
Rivières
Source : Hub'Eau qualité_rivieres · 133 stations
LOIRE à COUBON81/100
| MES | 103.0mg/L | 03/03/2026 | |
| pH | 7.3pH | 03/03/2026 | |
| Ammonium | 1.8mg/L | 03/03/2026 | |
| Nitrates | 4.4mg/L | 03/03/2026 | |
| Temp. eau | 6.6°C | 03/03/2026 |
LOIRE A SAINT-VINCENT75/100
| pH | 7.6pH | 03/03/2026 | |
| Conductivité | 12.0µS/cm | 03/03/2026 | |
| Temp. eau | 7.0°C | 03/03/2026 | |
| Nitrates | 6.01mg/L | 03/03/2026 | |
| Phosphore | 0.074mg/L | 03/03/2026 |
LOIRE à MALVALETTE75/100
| Conductivité | 12.3µS/cm | 03/03/2026 | |
| Phosphore | 0.044mg/L | 03/03/2026 | |
| Nitrates | 6.55mg/L | 03/03/2026 | |
| Ammonium | 3.1mg/L | 03/03/2026 | |
| MES | 122.0mg/L | 03/03/2026 |
RAU DE COURBIERE À BAS-EN-BASSET75/100
| Phosphore | 0.069mg/L | 12/02/2026 | |
| Temp. eau | 6.6°C | 12/02/2026 | |
| MES | 111.0mg/L | 12/02/2026 | |
| Nitrates | 9.3mg/L | 12/02/2026 | |
| Ammonium | 7.2mg/L | 12/02/2026 |
LIGNON-DU-VELAY à TENCE75/100
| MES | 62.0mg/L | 11/02/2026 | |
| pH | 6.8pH | 11/02/2026 | |
| Nitrates | 3.2mg/L | 11/02/2026 | |
| Temp. eau | 5.6°C | 11/02/2026 | |
| Phosphore | 0.025mg/L | 11/02/2026 |
LIGNON-DU-VELAY à SAINT-MAURICE-DE-LIGNON75/100
| MES | 78.0mg/L | 11/02/2026 | |
| Ammonium | 3.7mg/L | 11/02/2026 | |
| Conductivité | 12.2µS/cm | 11/02/2026 | |
| Phosphore | 0.036mg/L | 11/02/2026 | |
| pH | 6.8pH | 11/02/2026 |
ANCE DU NORD à BEAUZAC75/100
| Temp. eau | 7.0°C | 11/02/2026 | |
| Phosphore | 0.073mg/L | 11/02/2026 | |
| pH | 7.0pH | 11/02/2026 | |
| O2 saturation | 100.6% | 11/02/2026 | |
| Conductivité | 11.5µS/cm | 11/02/2026 |
RAU DE ST-JULIEN à SAINT-JULIEN-MOLHESABATE81/100
| MES | 46.0mg/L | 11/02/2026 | |
| O2 saturation | 99.8% | 11/02/2026 | |
| Ammonium | 1.7mg/L | 11/02/2026 | |
| Temp. eau | 6.6°C | 11/02/2026 | |
| Nitrates | 4.5mg/L | 11/02/2026 |
DUNIERES à DUNIERES75/100
| pH | 6.8pH | 11/02/2026 | |
| Ammonium | 3.2mg/L | 11/02/2026 | |
| MES | 64.0mg/L | 11/02/2026 | |
| Temp. eau | 6.4°C | 11/02/2026 | |
| Conductivité | 11.2µS/cm | 11/02/2026 |
RAU DE FOLETIER A MONISTROL SUR LOIRE69/100
| Phosphore | 0.084mg/L | 11/02/2026 | |
| O2 saturation | 100.4% | 11/02/2026 | |
| Nitrates | 17.0mg/L | 11/02/2026 | |
| Ammonium | 5.4mg/L | 11/02/2026 | |
| Temp. eau | 8.1°C | 11/02/2026 |
LIGNON à CHAUDEYROLLES88/100
| O2 saturation | 100.6% | 09/02/2026 | |
| Ammonium | 1.5mg/L | 09/02/2026 | |
| Phosphore | 0.016mg/L | 09/02/2026 | |
| Nitrates | 3.0mg/L | 09/02/2026 | |
| Conductivité | 12.0µS/cm | 09/02/2026 |
GAGNE à SAINT-JULIEN-CHAPTEUIL75/100
| Conductivité | 12.2µS/cm | 09/02/2026 | |
| Phosphore | 0.026mg/L | 09/02/2026 | |
| O2 saturation | 100.4% | 09/02/2026 | |
| MES | 66.0mg/L | 09/02/2026 | |
| pH | 7.2pH | 09/02/2026 |
LOIRE à GOUDET75/100
| Conductivité | 12.4µS/cm | 09/02/2026 | |
| Ammonium | 2.6mg/L | 09/02/2026 | |
| Phosphore | 0.02mg/L | 09/02/2026 | |
| pH | 7.2pH | 09/02/2026 | |
| Temp. eau | 3.8°C | 09/02/2026 |
RAU DE CHALON A POLIGNAC69/100
| Nitrates | 11.0mg/L | 09/02/2026 | |
| Ammonium | 6.0mg/L | 09/02/2026 | |
| O2 saturation | 103.7% | 09/02/2026 | |
| Temp. eau | 4.2°C | 09/02/2026 | |
| Phosphore | 0.195mg/L | 09/02/2026 |
ARZON à VOREY69/100
| pH | 7.6pH | 09/02/2026 | |
| Nitrates | 11.0mg/L | 09/02/2026 | |
| O2 saturation | 102.0% | 09/02/2026 | |
| Conductivité | 12.4µS/cm | 09/02/2026 | |
| MES | 101.0mg/L | 09/02/2026 |
DOULON à DOMEYRAT75/100
| pH | 7.4pH | 06/02/2026 | |
| Conductivité | 11.6µS/cm | 06/02/2026 | |
| Nitrates | 6.2mg/L | 06/02/2026 | |
| Phosphore | 0.028mg/L | 06/02/2026 | |
| MES | 86.0mg/L | 06/02/2026 |
SADUIT A LEOTOING62/100
| Phosphore | 0.154mg/L | 06/02/2026 | |
| Nitrates | 53.0mg/L | 06/02/2026 | |
| Ammonium | 8.2mg/L | 06/02/2026 | |
| Conductivité | 11.5µS/cm | 06/02/2026 | |
| O2 saturation | 98.4% | 06/02/2026 |
RAU DE CHAZELLE À AZERAT69/100
| Conductivité | 11.2µS/cm | 06/02/2026 | |
| Ammonium | 8.7mg/L | 06/02/2026 | |
| O2 saturation | 97.2% | 06/02/2026 | |
| pH | 7.3pH | 06/02/2026 | |
| Temp. eau | 6.6°C | 06/02/2026 |
SENOUIRE à SAINT-PAL-DE-SENOUIRE75/100
| MES | 80.0mg/L | 06/02/2026 | |
| Conductivité | 11.4µS/cm | 06/02/2026 | |
| Nitrates | 5.7mg/L | 06/02/2026 | |
| pH | 7.2pH | 06/02/2026 | |
| Ammonium | 6.4mg/L | 06/02/2026 |
MEJEANNE A SAINT-PAUL-DE-TARTAS75/100
| O2 saturation | 100.5% | 05/02/2026 | |
| Ammonium | 3.4mg/L | 05/02/2026 | |
| Temp. eau | 4.7°C | 05/02/2026 | |
| Phosphore | 0.03mg/L | 05/02/2026 | |
| Nitrates | 6.2mg/L | 05/02/2026 |
Nappes phréatiques
Source : Hub'Eau niveaux_nappes · 6 stations
Azérat
Niveau : N.C.—
Cohade
Niveau : N.C.—
Saugues
Niveau : N.C.—
Saint-Front
Niveau : N.C.—
Cohade
Niveau : N.C.—
Chaspuzac
Niveau : N.C.—