Votre eau est potable, mais un ou plusieurs paramètres méritent une attention particulière.
Référence de qualité non respectée : Coliformes. Ces références sont des indicateurs du bon fonctionnement des installations (goût, aspect, corrosion, efficacité du traitement), sans risque direct pour la santé.
Analyse du 31/08/2026 · VEOLIA EAU ANALYSES CENTRE ALFC · Réseau 070004223,070003608
L'eau du robinet à Magny-Vernois en bref
La dernière analyse de l'eau du robinet à Magny-Vernois, réalisée le 31/08/2026 (distributeur : VEOLIA EAU ANALYSES CENTRE ALFC), montre une eau potable, avec toutefois un point de vigilance. Sur les 12 derniers mois analysés (depuis septembre 2025), on compte 9 conformes et 3 avec un point de vigilance. La teneur en nitrates est très faible (4,4 mg/L pour une limite de 50 mg/L). Les autres paramètres réglementés mesurés restent nettement sous leurs limites. Dans le département Haute-Saône (70), 97 % des communes ont une eau conforme aux limites réglementaires lors du dernier contrôle.
Solutions pour améliorer la qualité de votre eau
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| Bactériologie | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Escherichia coli (n/(100mL)) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Entérocoques (n/(100mL)) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | Présence | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Coliformes (n/(100mL)) | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Inorganiques | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Nitrates (mg/L) | 4,4 | 4,9 | 6 | 6,2 | 11 | 6,8 | 7,6 | 7,3 | – | 6,5 | – | 4,2 | 4,3 | – | 5,8 | – | 7,1 | – | – | – | – | – | 5,8 | – | – | 8 | – | – | – | – | 5,7 | – | – | – | – | 10 | – | 6,2 | – | – | 7 | – | – | – | 10 | – | 8 | – | – | 11 | – | 12 | – | – |
| Nitrites (mg/L) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | – | 0 | – | 0 | 0 | 0 | 0 | – | 0 | – | – | – | – | – | 0 | – | 0 | 0 | – | – | – | – | 0 | – | 0 | – | – | 0 | – | 0 | – | – | 0 | 0 | – | – | 0 | – | 0 | 0 | – | 0 | – | 0 | – | – |
| Nitrates + Nitrites (mg/L) | 0 | 0 | 0,1 | 0,1 | 0,2 | 0,1 | 0,2 | 0,1 | – | 0,1 | – | 0 | 0 | – | 0,1 | – | 0,1 | – | – | – | – | – | 0,1 | – | – | 0,2 | – | – | – | – | 0,1 | – | – | – | – | 0,2 | – | 0,1 | – | – | 0,1 | – | – | – | 0,2 | – | 0,2 | – | – | 0,2 | – | 0,2 | – | – |
| Ammonium (mg/L) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| pH (unité pH) | 7,9 | – | 7,6 | 7,3 | 7,6 | 7,7 | 7,6 | 7,5 | 7,3 | 7,2 | 7,2 | 7,4 | 7,4 | 7,2 | 7,5 | 7,5 | 7,3 | 7,3 | 7,3 | 7,3 | 7,3 | 7,3 | 7,5 | 7 | 7,2 | 7,7 | 7,4 | 6,9 | 7 | 7,1 | 7,7 | 7,6 | 6,8 | 7,7 | 7 | 7,8 | 6,7 | 7,9 | 7,3 | 7,1 | 7,9 | 7,4 | 7,3 | 7,4 | 7 | 7,3 | 7,5 | 7 | 7,3 | 7,5 | 7,1 | 7,3 | 7,4 | 7 |
| Turbidité (NFU) | 0 | 0 | 0 | 0,54 | 0 | 0 | 0,5 | 0 | 0,67 | 0 | 0 | 0 | 0 | 0 | 0 | 0,59 | 1,1 | 0,58 | 0 | 1,2 | 0 | 0 | 0 | 0 | 0,61 | 0,63 | 0 | 0,5 | 0 | 0 | 0 | 0 | 0 | 0,66 | 0 | 0 | 0 | 0,53 | 0,91 | 0 | 1,1 | 0,88 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Conductivité (µS/cm) | 289 | 265 | 228 | 212 | 115 | 224 | 234 | 243 | 239 | 237 | 153 | 256 | 256 | 148 | 241 | 236 | 227 | 227 | 138 | 239 | 241 | 249 | 257 | 142 | 228 | 218 | 220 | 191 | 213 | 128 | 263 | 268 | 127 | 238 | 130 | 245 | 136 | 276 | 284 | 150 | 253 | 247 | 135 | 217 | 236 | 258 | 257 | 137 | 223 | 235 | 119 | 233 | 229 | 124 |
| Température (°C) | 22,9 | 24,2 | 18,7 | 15,1 | 12,4 | 10 | 7,5 | 7 | 11,3 | 14,2 | 15,1 | 14,8 | 18,9 | 21 | 12 | 14,5 | 12,4 | 9,8 | 10,6 | 10,4 | 12,6 | 15,3 | 18,3 | 21,7 | 17,4 | 12,8 | 12,5 | 9,3 | 9,8 | 15,7 | 17,1 | 19,2 | 17,6 | 11 | 10,3 | 8,3 | 9,6 | 14,1 | 17,6 | 20,7 | 19,3 | 20 | 20,4 | 11,9 | 7,3 | 10,3 | 14 | 19,2 | 17,5 | 14,7 | 13,8 | 8,6 | 10,1 | 7,9 |
| Carbone organique (mg(C)/L) | 0,72 | 0,53 | 0,55 | 0,75 | 0,55 | 0,63 | 0,57 | 0,52 | – | 0,55 | – | 0,66 | 0,65 | – | 0,62 | – | 0,62 | – | – | – | – | – | 0,8 | – | – | 0,57 | – | – | – | – | 0,54 | – | – | – | – | 0,67 | – | 0,61 | – | – | 0,56 | – | – | – | 0,59 | – | 0,62 | – | – | 0,66 | – | 0,71 | – | – |
| Désinfection | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Chlore résiduel (mg(Cl2)/L) | 0 | 0,09 | 0,05 | 0 | 0,43 | 0,14 | 0 | 0,65 | 0 | 0,64 | 0,17 | 0,38 | 0,34 | 0,05 | 0,47 | 0,13 | 0,26 | 0 | 0 | 0,38 | 0,23 | 0,23 | 0 | 0,07 | 0,31 | 0 | 0,31 | 0,35 | 0 | 0,07 | 0 | 0,29 | 0,13 | 0,1 | 0,19 | 0,06 | 0,18 | 0 | 0,06 | 0,11 | 0 | 0 | 0 | 0 | 0,14 | 0,18 | 0 | 0 | 0,18 | 0 | 0,07 | 0 | 0,07 | 0,33 |
| Chlore total (mg(Cl2)/L) | 0 | 0,11 | 0,05 | 0 | 0,51 | 0,14 | 0,09 | 0,66 | 0 | 0,64 | 0,17 | 0,42 | 0,05 | 0,05 | 0,5 | 0,05 | 0,28 | 0,05 | 0 | 0,39 | 0,19 | 0,26 | 0,09 | 0,1 | 0,34 | 0 | 0,31 | 0,43 | 0,05 | 0,07 | 0,05 | 0,32 | 0,15 | 0,1 | 0,21 | 0,09 | 0,18 | 0 | 0,08 | 0,11 | 0,05 | 0,05 | 0 | 0 | 0,17 | 0,21 | 0,05 | 0 | 0,2 | 0,08 | 0,09 | 0,05 | 0,09 | 0,33 |
| Trihalométhanes (µg/L) | – | 10,47 | – | – | 6,31 | – | – | 4,4 | – | – | – | 3,9 | – | – | 2,77 | – | – | – | – | – | – | – | – | – | – | 4,87 | – | – | – | – | – | – | – | – | – | 5 | – | – | – | – | 3,4 | – | – | – | – | – | 2,19 | – | – | – | – | – | – | – |
| Acides haloacétiques (µg/L) | – | 1,7 | – | – | 0,7 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Métaux | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Plomb (µg/L) | – | 0 | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Nickel (µg/L) | – | 0 | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Cuivre (mg(Cu)/L) | – | 0,023 | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Cadmium (µg/L) | – | 0 | – | – | 0 | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | 0 | – | – | – | – | – | – |
| Chrome (µg/L) | – | 0 | – | – | 0 | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | 0 | – | – | – | – | – | – |
| Antimoine (µg/L) | – | 0 | – | – | 0 | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | 0 | – | – | – | – | – | – |
| Fer (µg/L) | – | 0 | – | – | 35,3 | – | – | – | 114 | 0 | 54,3 | 11,1 | 119 | 34 | 0 | 138 | 112 | 189 | 121 | 54,8 | 48 | 44 | 69 | 19 | 100 | 165 | 62 | 89 | 85 | 17 | 133 | 21 | 0 | 84 | 17 | 74 | 0 | 141 | 166 | 0 | 247 | 151 | 22 | 49 | 29 | 13 | 30 | 18 | 40 | 54 | 40 | 56 | 156 | 12 |
| Pesticides | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Pesticides (total) (µg/L) | – | 0,03 | – | – | 0,013 | – | – | – | – | – | – | 0,012 | 0 | 0 | 0,014 | – | – | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | 0 | – | – | 0 | – | – | – | – | 0 | 0 | – | – | – | – | 0,432 | 0 | – | – | – | – | – | – |
| Glyphosate (µg/L) | – | 0 | – | – | 0 | – | – | – | – | – | – | 0 | – | – | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | 0 | – | – | – | – | – | 0 | – | – | – | – | – | – | – |
| AMPA (µg/L) | – | 0 | – | – | 0 | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Glufosinate (µg/L) | – | 0 | – | – | 0 | – | – | – | – | – | – | 0 | – | – | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | 0 | – | – | – | – | – | 0 | – | – | – | – | – | – | – |
| Fosetyl (µg/L) | – | 0 | – | – | 0 | – | – | – | – | – | – | 0 | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Atrazine déséthyl déisopropyl (pire individuel) (µg/L) | – | 0,022 | – | – | 0,013 | – | – | – | – | – | – | 0,012 | – | – | 0,014 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0,377 | – | – | – | – | – | – | – |
| HAP | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Benzo(a)pyrène (µg/L) | – | 0 | – | – | 0 | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | 0 | – | – | – | – | – | – |
| HAP (4 subst.) (µg/L) | – | 0 | – | – | 0 | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | 0 | – | – | – | – | – | – |