Votre eau est potable, mais un ou plusieurs paramètres méritent une attention particulière.
Référence de qualité non respectée : Conductivité. Ces références sont des indicateurs du bon fonctionnement des installations (goût, aspect, corrosion, efficacité du traitement), sans risque direct pour la santé.
Analyse du 27/08/2026 · CA LOIRE FOREZ AGGLOMÉRATION · Réseau 042000496
L'eau du robinet à Luriecq en bref
La dernière analyse de l'eau du robinet à Luriecq, réalisée le 27/08/2026 (distributeur : CA LOIRE FOREZ AGGLOMÉRATION), montre une eau potable, avec toutefois un point de vigilance. Sur les 12 derniers mois analysés (depuis septembre 2025), on compte 4 conformes et 8 avec un point de vigilance. La teneur en nitrates est faible (15,4 mg/L pour une limite de 50 mg/L). Parmi les autres paramètres réglementés, le plus proche de sa limite est Nitrates + Nitrites (31 % de la limite). Dans le département Loire (42), 99 % des communes ont une eau conforme aux limites réglementaires lors du dernier contrôle.
Solutions pour améliorer la qualité de votre eau
Publicité| Paramètre | Aoû 2026 | Jul 2026 | Jun 2026 | Mai 2026 | Avr 2026 | Mar 2026 | Fév 2026 | Jan 2026 | Déc 2025 | Nov 2025 | Oct 2025 | Sep 2025 | Aoû 2025 | Jul 2025 | Jun 2025 | Mai 2025 | Avr 2025 | Mar 2025 | Jan 2025 | Déc 2024 | Nov 2024 | Oct 2024 | Sep 2024 | Aoû 2024 | Jul 2024 | Jun 2024 | Mai 2024 | Avr 2024 | Mar 2024 | Jan 2024 | Déc 2023 | Nov 2023 | Oct 2023 | Sep 2023 | Aoû 2023 | Jul 2023 | Jun 2023 | Mai 2023 | Avr 2023 | Mar 2023 | Jan 2023 | Déc 2022 | Nov 2022 | Oct 2022 | Sep 2022 | Aoû 2022 | Jul 2022 | Jun 2022 | Mai 2022 | Avr 2022 | Mar 2022 | Jan 2022 | Déc 2021 | Nov 2021 | Oct 2021 | Sep 2021 | Aoû 2021 | Jul 2021 | Jun 2021 | Mai 2021 | Avr 2021 | Mar 2021 | Jan 2021 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 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 | 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 |
| Coliformes (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 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Inorganiques | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Nitrates (mg/L) | 15,4 | 15,4 | 15,3 | 14,9 | 16,1 | 14,7 | 14 | 8,6 | – | – | – | 8,6 | – | 16 | 11 | 12 | – | 14 | – | – | – | – | 13 | – | – | 11 | 9,8 | – | 7,5 | – | – | – | – | 5,7 | – | – | 5,6 | 5,5 | – | 5,6 | – | – | – | – | 5,5 | – | – | 6,2 | 5,8 | – | 7,2 | – | – | – | – | 7,2 | – | – | 6,9 | 0 | – | 6,9 | – |
| 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 | – | – | – | – | 0 | – | 0 | 0 | 0 | – | 0 | – |
| Nitrates + Nitrites (mg/L) | 0,31 | 0,31 | 0,31 | 0,3 | 0,32 | 0,29 | 0,28 | 0,17 | – | – | – | 0,17 | – | 0,32 | 0,22 | 0,24 | – | 0,28 | – | – | – | – | 0,26 | – | – | 0,22 | 0,2 | – | 0,15 | – | – | – | – | 0,11 | – | – | 0,11 | 0,11 | – | 0,11 | – | – | – | – | 0,11 | – | – | 0,12 | 0,12 | – | 0,14 | – | – | – | – | 0,14 | – | – | 0,14 | 0 | – | 0,13 | – |
| Ammonium (mg/L) | 0,01 | 0,02 | 0 | 0,02 | 0 | 0,02 | 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 | 0,06 | 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 | 7,2 | 8,22 | 7,5 | 8,2 | 7,3 | 8,1 | 7,2 | 8,1 | 8,5 | 8,1 | 7,7 | 8,4 | 8,2 | 8,4 | 6,2 | 7,5 | 6,6 | 6,9 | 7,9 | 8,2 | 7,8 | 6,9 | 8,7 | 7,9 | 7,5 | 8,4 | 7,6 | 8,1 | 6,9 | 7,9 | 8,7 | 9,5 | 8,1 | 8 | 10,4 | 7,3 | 7,9 | 7,4 | 8 | 7,2 | 8,1 | 8 | 7,3 | 8,2 | 7,1 | 8 | 7,9 | 7,3 | 7,8 | 7,2 | 7,1 | 7,8 | 7,8 | 7,2 | 7,4 | 7,7 | 8 | 7,9 | 7,2 | 7,7 | 7 |
| Turbidité (NFU) | 0,1 | 0,16 | 0,16 | 0,26 | 0,25 | 0,31 | 0,55 | 0,47 | 0,26 | 0,26 | 0,24 | 0,26 | 0,26 | 0,23 | 0,2 | 0,33 | 0,21 | 0,3 | 0,25 | 0,46 | 0,46 | 0,68 | 0,37 | 0,6 | 0,54 | 0,58 | 0,51 | 0,31 | 0,45 | 0,37 | 0,3 | 0,22 | 0,11 | 0,37 | 0,17 | 0,16 | 0,26 | 0,17 | 0,23 | 0,44 | 0,7 | 0,19 | 0,13 | 0,11 | 0,13 | 0,15 | 0,14 | 0 | 0,32 | 0,16 | 0,35 | 0,42 | 0,38 | 0,24 | 0,12 | 0,13 | 0,13 | 0,67 | 0,81 | 0,35 | 0,45 | 0,42 | 0,44 |
| Conductivité (µS/cm) | 190 | 254 | 238 | 208 | 203 | 195 | 155 | 193 | 193 | 185 | 206 | 177 | 191 | 176 | 205 | 195 | 192 | 232 | 215 | 236 | 207 | 198 | 205 | 195 | 182 | 190 | 189 | 157 | 156 | 154 | 257 | 191 | 178 | 195 | 224 | 255 | 309 | 263 | 235 | 288 | 165 | 257 | 173 | 239 | 258 | 260 | 271 | 315 | 221 | 266 | 254 | 191 | 254 | 240 | 266 | 187 | 405 | 265 | 239 | 247 | 305 | 248 | 249 |
| Température (°C) | 20,2 | 23,3 | 16,5 | 13,2 | 12,6 | 13,6 | 13,2 | 6,1 | 8,7 | 16,5 | 16,5 | 18,4 | 20,9 | 21,7 | 14,4 | 14 | 13,2 | 15,8 | 9,6 | 8 | 12,6 | 16,8 | 20,1 | 23 | 20,5 | 11,8 | 14,5 | 12,5 | 16,9 | 10,7 | 7,7 | 17,6 | 16,7 | 19,6 | 20,9 | 20,5 | 13,5 | 14,3 | 13,4 | 9,6 | 13,5 | 7,4 | 12,4 | 14,3 | 16,9 | 20,8 | 20,5 | 11,8 | 16,1 | 13,5 | 8,8 | 9,1 | 6,9 | 11,9 | 14,3 | 17,2 | 16,6 | 19 | 12,7 | 12,2 | 10,4 | 7,9 | 6,7 |
| Carbone organique (mg(C)/L) | 0,82 | 0,78 | 0,83 | 0,88 | 1,1 | 0,99 | 1,4 | 0,67 | – | – | – | 0,72 | – | – | 0,55 | – | – | 1,1 | – | – | – | – | 1,3 | – | – | 0,92 | – | – | 1 | – | – | – | – | 0,51 | – | – | 0,68 | – | – | 0,76 | – | – | – | – | 0,41 | – | – | 0,5 | – | – | 0,88 | – | – | – | – | 0,53 | – | – | 0,74 | – | – | 1 | – |
| Désinfection | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Chlore résiduel (mg(Cl2)/L) | 0,15 | 0,22 | 0,08 | 0,05 | 0,24 | 0,06 | 0,04 | 0,03 | 0,12 | 0,15 | 0,16 | 0,09 | 0,31 | 0,18 | 0,4 | 0,13 | 0,42 | 0,3 | 0,18 | 0,03 | 0,55 | 0 | 0,22 | 0,17 | 0 | 0,45 | 0,1 | 0,41 | 0,45 | 0,26 | 0 | 0,18 | 0,04 | 2,8 | 0,17 | 0,14 | 0,47 | 0,09 | 0,18 | 0,35 | 0,31 | 0,04 | 0,23 | 0,14 | 0,24 | 0,17 | 0 | 0,28 | 0,15 | 0,15 | 0,14 | 0,11 | 0,22 | 0,17 | 0,04 | 0,29 | 0,35 | 0,31 | 0,2 | 0,15 | 0,17 | 0,26 | 0 |
| Chlore total (mg(Cl2)/L) | 0,18 | 0 | 0,12 | 0,12 | 0,29 | 0,15 | 0,07 | 0,06 | 0,2 | 0,17 | 0,18 | 0,1 | 0,17 | 0,21 | 0,45 | 0,17 | 0,04 | 0,05 | 0,18 | 0,08 | 0,69 | 0,03 | 0,25 | 0,18 | 0,04 | 0,47 | 0,07 | 0,45 | 0,45 | 0,08 | 0 | 0,2 | 0,07 | 0,09 | 0,23 | 0,18 | 0,48 | 0,14 | 0,24 | 0,41 | 0,32 | 0,08 | 0,26 | 0,18 | 0,08 | 0,22 | 0,03 | 0,32 | 0,07 | 0,06 | 0,19 | 0,16 | 0,26 | 0,2 | 0,08 | 0,07 | 0,11 | 0,35 | 0,24 | 0,18 | 0,09 | 0,3 | 0,04 |
| Trihalométhanes (µg/L) | – | 27,37 | – | 25,1 | – | – | – | – | – | – | – | – | – | 17,3 | – | – | – | 8,91 | – | – | – | – | – | – | 11 | – | – | – | 15,73 | – | – | – | – | – | – | 24,9 | – | – | – | 0 | – | – | – | – | – | – | 15,3 | – | – | – | 4,37 | – | – | – | – | – | – | 15,1 | – | – | – | 7,82 | – |
| Acides haloacétiques (µg/L) | – | 1,3 | – | 2 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Métaux | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Plomb (µg/L) | – | 0 | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Nickel (µg/L) | – | 0 | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Cuivre (mg(Cu)/L) | – | 0,089 | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Cadmium (µg/L) | – | 0 | – | 0 | – | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – |
| Chrome (µg/L) | – | 0 | – | 0 | – | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – |
| Antimoine (µg/L) | – | 0 | – | 0 | – | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – |
| Fer (µg/L) | – | 25 | – | 0 | – | – | – | – | – | – | – | – | – | 37 | – | 0 | – | 11 | – | – | – | – | – | – | 57 | – | 21 | – | 21 | – | – | – | – | – | – | 45 | – | 0 | – | 13 | – | – | – | – | – | – | 33 | – | 0 | – | 0 | – | – | – | – | – | – | 34 | – | 13 | – | 18 | – |
| Pesticides | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Pesticides (total) (µg/L) | – | 0,005 | – | 0 | – | – | – | – | – | – | – | – | – | 0 | – | 0 | – | 0 | – | – | – | – | – | – | 0 | – | 0 | – | 0 | – | – | – | – | – | – | 0,053 | – | 0 | – | 0 | – | – | – | – | – | – | 0,12 | – | 0 | – | 0 | – | – | – | – | – | – | 0,069 | – | 0 | – | 0 | – |
| Glyphosate (µg/L) | – | 0 | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – |
| AMPA (µg/L) | – | 0 | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Glufosinate (µg/L) | – | 0 | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – |
| Fosetyl (µg/L) | – | 0 | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – |
| Somme de 20 substances perfluoroalkylées (PFAS) (pire individuel) (µg/L) | – | 0,007 | – | 0,0001 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| HAP | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Benzo(a)pyrène (µg/L) | – | 0 | – | 0 | – | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – |
| HAP (4 subst.) (µg/L) | – | 0 | – | 0 | – | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | – | 0 | – | – | – |