Votre eau est potable, mais un ou plusieurs paramètres méritent une attention particulière.
Référence de qualité non respectée : Température. Ces références sont des indicateurs du bon fonctionnement des installations (goût, aspect, corrosion, efficacité du traitement), sans risque direct pour la santé.
Analyse du 20/08/2026 · SUEZ EAU FRANCE GIEN · Réseau 045000618
L'eau du robinet à Saint-Brisson-sur-Loire en bref
La dernière analyse de l'eau du robinet à Saint-Brisson-sur-Loire, réalisée le 20/08/2026 (distributeur : SUEZ EAU FRANCE GIEN), montre une eau potable, avec toutefois un point de vigilance. Sur les 12 derniers mois analysés (depuis septembre 2025), on compte 11 conformes et 1 avec un point de vigilance. La teneur en nitrates est très faible (0 mg/L pour une limite de 50 mg/L). Parmi les autres paramètres réglementés, le plus proche de sa limite est Trihalométhanes (13 % de la limite). Dans le département Loiret (45), 89 % 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 | 0 | 0 | Présence | 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 | Présence | 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 | 85 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Inorganiques | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Nitrates (mg/L) | 0 | 0 | 0 | 0,6113 | 1,01 | 0,8 | 0 | 0 | – | – | 0 | – | 0 | – | – | – | 0 | 0 | – | – | 0 | – | – | 0 | – | – | – | – | 0 | – | – | 0 | – | – | 0 | – | – | – | – | – | 0 | – | – | 0,62 | – | – | 0 | – | – | – | – | – | 0 | – | – | 0 | – | – | 0 | – | – | – | 0 | – | – |
| 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 | – | – |
| Nitrates + Nitrites (mg/L) | 0 | 0 | 0 | 0,01 | 0,02 | 0,02 | 0 | 0 | – | – | 0 | – | 0 | – | – | – | 0 | 0 | – | – | 0 | – | – | 0 | – | – | – | – | 0 | – | – | 0 | – | – | 0 | – | – | – | – | – | 0 | – | – | 0,01 | – | – | 0 | – | – | – | – | – | 0 | – | – | 0 | – | – | 0 | – | – | – | 0 | – | – |
| Ammonium (mg/L) | 0 | 0 | 0 | 0,01 | 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 |
| pH (unité pH) | 7,6 | 7,69 | 7,5 | 7,5 | 7,5 | 7,3 | 7,4 | 7,4 | 7,69 | 7,61 | 7,58 | 7,75 | 7,49 | 7,29 | 7,41 | 7,47 | 7,88 | 7,4 | 7,44 | 7,22 | 7,1 | 7,44 | 7,59 | 7,2 | 7,45 | 7,29 | 7,62 | 7,73 | 7,3 | 7,53 | 7,68 | 7,4 | 7,79 | 7,38 | 7,3 | 7,51 | 7,5 | 7,57 | 7,39 | 7,56 | 7,53 | 7,39 | 7,56 | 7,43 | 7,64 | 7,78 | 7,45 | 7,62 | 7,5 | 7,63 | 7,69 | 7,65 | 7,24 | 7,36 | 7,23 | 7,79 | 7,85 | 7,24 | 7,17 | 7,35 | 7,31 | 7,39 | 7,25 | 7,35 | 7,47 |
| Turbidité (NFU) | 2 | 0 | 0,15 | 0,23 | 0,15 | 0,14 | 0 | 0,11 | 0,16 | 0,27 | 0,11 | 0,22 | 0,17 | 0,47 | 0,47 | 0,63 | 0,64 | 2,6 | 0,61 | 0,36 | 0,32 | 0,24 | 1,3 | 0,31 | 0,16 | 0,37 | 0,16 | 0,12 | 1,1 | 0,15 | 0,2 | 0,55 | 2,7 | 1,8 | 0,18 | 0 | 0 | 0 | 0,13 | 0 | 0,17 | 0 | 0 | 0 | 0,11 | 0,5 | 0,1 | 0 | 0,1 | 0 | 0,11 | 0,24 | 0,2 | 0,56 | 0,14 | 1,3 | 0,68 | 0 | 0,27 | 0 | 0 | 0,29 | 0,56 | 0,15 | 0,23 |
| Conductivité (µS/cm) | 447 | 430 | 409 | 438 | 436 | 462 | 460 | 450 | 469 | 429 | 470 | 452 | 434 | 388 | 374 | 371 | 724 | 344 | 407 | 384 | 388 | 401 | 388 | 382 | 398 | 405 | 405 | 407 | 402 | 420 | 420 | 411 | 423 | 411 | 415 | 432 | 430 | 420 | 426 | 426 | 467 | 430 | 430 | 430 | 421 | 433 | 426 | 456 | 442 | 449 | 426 | 425 | 362 | 387 | 372 | 405 | 405 | 346 | 361 | 389 | 378 | 382 | 384 | 392 | 400 |
| Température (°C) | 27,3 | 17,7 | 20,7 | 16,7 | 12,2 | 14,4 | 9,6 | 10,2 | 11,4 | 15,6 | 17,1 | 22,3 | 17,3 | 20,2 | 17,2 | 13 | 16,6 | 16,3 | 10,4 | 15,3 | 16,9 | 18,1 | 22,8 | 18 | 19,6 | 17,1 | 14,2 | 12,8 | 16,3 | 11,9 | 16,8 | 17,5 | 21,9 | 23,4 | 17,7 | 21,4 | 15,8 | 11,8 | 9,4 | 9,9 | 16,4 | 12,5 | 12,8 | 17,1 | 22,9 | 23,7 | 17,4 | 23,9 | 14,9 | 15,3 | 9,3 | 8,8 | 15,4 | 8,2 | 11,9 | 18,3 | 20 | 22,5 | 17,6 | 19 | 13,9 | 12,2 | 13,7 | 9,6 | 8,7 |
| Carbone organique (mg(C)/L) | 0,42 | 0,51 | 0,44 | 0,38 | 0,36 | 0,34 | 0,39 | 0,36 | – | – | 0,38 | – | 0,34 | – | – | – | 0,43 | 0,27 | – | – | 0,3 | – | – | 0,29 | – | – | – | – | 0,39 | – | – | 0,39 | – | – | 1,6 | – | – | – | – | – | 0,44 | – | – | 0,4 | – | – | 0,36 | – | – | – | – | – | 0,32 | – | – | 0,3 | – | – | 0,4 | – | – | – | 0,3 | – | – |
| Désinfection | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Chlore résiduel (mg(Cl2)/L) | 0,77 | 0,27 | 0,12 | 0,1 | 0,4 | 0,42 | 0,48 | 0,44 | 0,17 | 0,23 | 0,2 | 0,17 | 0,29 | 0,46 | 0,29 | 0,27 | 0,32 | 0,36 | 0,31 | 0,31 | 0,45 | 0,22 | 0,19 | 0,12 | 0,36 | 0,4 | 0,4 | 0,38 | 0,35 | 0,18 | 0,21 | 0,41 | 0,45 | 0,43 | 0,35 | 0,33 | 0,38 | 0,25 | 0,38 | 0,35 | 0,54 | 0,58 | 0,55 | 0,27 | 0,28 | 0,11 | 0,39 | 0,13 | 0,25 | 0,36 | 0,39 | 0,33 | 0,3 | 0,33 | 0,14 | 0,97 | 0,73 | 0,03 | 0 | 0,08 | 0,05 | 0,1 | 0,09 | 0 | 0,09 |
| Chlore total (mg(Cl2)/L) | 0,68 | 0,3 | 0,13 | 0,13 | 0,4 | 0,47 | 0,51 | 0,46 | 0,17 | 0,26 | 0,26 | 0,24 | 0,32 | 0,46 | 0,29 | 0,31 | 0,22 | 0,36 | 0,4 | 0,35 | 0,48 | 0,26 | 0,21 | 0,14 | 0,36 | 0,4 | 0,44 | 0,41 | 0,36 | 0,21 | 0,21 | 0,42 | 0,31 | 0,43 | 0,37 | 0,33 | 0,38 | 0,27 | 0,41 | 0,39 | 0,55 | 0,61 | 0,57 | 0,3 | 0,32 | 0,11 | 0,4 | 0,16 | 0,26 | 0,37 | 0,42 | 0,35 | 0,31 | 0,41 | 0,19 | 0,38 | 0,06 | 0,06 | 0,03 | 0,1 | 0,05 | 0,1 | 0,09 | 0 | 0,11 |
| Trihalométhanes (µg/L) | 12,67 | 1,5 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 2,02 | – | – | – | – | – | – | – | – | – | – | 2,3 | – | – | – | – | – | 1,29 | – | – | – | – | – | – | – | – | – | – | – | 2,1 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 3,37 | – | – |
| Acides haloacétiques (µg/L) | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Métaux | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Plomb (µg/L) | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 3 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 4 | – | – | – | – | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – |
| Nickel (µg/L) | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – |
| Cuivre (mg(Cu)/L) | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0,099 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0,089 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Cadmium (µg/L) | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | 0 | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – |
| Chrome (µg/L) | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | 0 | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – |
| Antimoine (µg/L) | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | 0 | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – |
| Fer (µg/L) | 105 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 20 | 13 | 111 | 168 | 50 | 66 | 15 | 23 | 24 | 16 | 0 | 17 | 0 | 0 | 19 | 12 | 0 | 0 | 65 | 13 | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 83 | 14 | 66 | 0 | 12 | 29 | 0 | 14 | 24 | 141 | 0 | 0 |
| Pesticides | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Pesticides (total) (µg/L) | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | 0 | – | 0 | – | – | – | – | – | – | – | – | 0 | 0 | – | – | 0,026 | 0,063 | 0 | – | – | – | – | – | – | 0 | – | – | – | – | 0 | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | 0 | – | – |
| Glyphosate (µg/L) | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – |
| AMPA (µg/L) | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Glufosinate (µg/L) | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – |
| Fosetyl (µg/L) | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| HAP | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Benzo(a)pyrène (µg/L) | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | 0 | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – |
| HAP (4 subst.) (µg/L) | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | 0 | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – |