Votre eau est potable, mais un ou plusieurs paramètres méritent une attention particulière.
Valeur proche de la limite réglementaire : Nitrates (80 % de la limite), Nitrates + Nitrites (80 % de la limite).
Analyse du 12/02/2026 · SUEZ EAU FRANCE GIEN · Réseau 045000494
L'eau du robinet à Poilly-lez-Gien en bref
La dernière analyse de l'eau du robinet à Poilly-lez-Gien, réalisée le 12/02/2026 (distributeur : SUEZ EAU FRANCE GIEN), montre une eau potable, avec toutefois un point de vigilance. Sur les 12 derniers mois analysés (depuis mars 2025), on compte 5 conformes et 7 avec un point de vigilance. La teneur en nitrates est élevée, proche de la limite (40 mg/L pour une limite de 50 mg/L). Parmi les autres paramètres réglementés, le plus proche de sa limite est Nitrates + Nitrites (80 % 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 | 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 |
| 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 |
| Inorganiques | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Nitrates (mg/L) | 40 | 37 | 43 | 39 | 40 | 39 | 40 | 38 | 40 | 43 | 40 | 38 | 42 | 39 | 38 | 40 | 38 | 38 | 38 | 38 | 36 | 41 | 39 | 38 | 35 | 38 | 34 | 34 | 35 | 33 | 28 | 33 | 37 | 37 | 40 | 36 | 39 | 34 | 27 | 34 | 36 | 35 | 37 | 26 | 38 | 40 | 43 | 40 | 42 | 40 | 42 | 39 | 41 | 37 | 40 | 27 | 40 | 42 | 39 | 40 | 40 | 42 |
| Nitrites (mg/L) | 0 | 0 | – | 0 | 0 | – | – | 0 | – | – | – | – | – | 0 | – | 0 | 0,03 | – | – | 0 | – | – | – | – | – | 0 | – | 0 | 0 | – | – | 0 | – | – | – | – | – | 0 | 0 | 0 | – | – | – | – | – | – | 0 | – | – | 0 | 0 | 0 | – | – | 0 | – | – | – | – | – | – | 0 |
| Nitrates + Nitrites (mg/L) | 0,8 | 0,74 | – | 0,78 | – | – | – | 0,76 | – | – | – | – | – | 0,78 | – | 0,8 | – | – | – | 0,76 | – | – | – | – | – | 0,76 | – | 0,68 | 0,7 | – | – | 0,66 | – | – | – | – | – | 0,68 | 0,54 | 0,68 | – | – | – | – | – | – | 0,86 | – | – | 0,8 | 0,84 | 0,78 | – | – | 0,8 | – | – | – | – | – | – | 0,84 |
| 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 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| pH (unité pH) | 7,5 | 7,3 | 7,26 | 7,1 | 7,71 | 7,35 | 7,51 | 7,4 | 7,53 | 7,64 | 7,17 | 7,36 | 7,19 | 7,22 | 7,27 | 7,59 | 7,52 | 7,75 | 7,22 | 7,2 | 7,56 | 7,17 | 7,71 | 7,31 | 7,18 | 7,3 | 7,21 | 7,68 | 7,67 | 7,6 | 7,58 | 7,61 | 7,37 | 7,68 | 7,6 | 7,62 | 7,6 | 7,67 | 7,61 | 7,5 | 7,2 | 7,7 | 7,58 | 7,64 | 7,19 | 7,67 | 7,66 | 7,71 | 7,23 | 7,26 | 7,59 | 7,22 | 7,64 | 7,66 | 7,68 | 7,67 | 7,22 | 7,74 | 7,24 | 7,44 | 7,16 | 7,71 |
| Turbidité (NFU) | 0 | 0 | 0,18 | 0,17 | 0,16 | 0,15 | 0 | 0,14 | 0,16 | 0,35 | 0,61 | 0,11 | 0,17 | 0 | 0,11 | 0 | 0,15 | 0,11 | 0 | 0,15 | 0,11 | 0,13 | 0 | 0,12 | 0,1 | 0 | 0 | 0,11 | 0,11 | 0 | 0 | 0,37 | 0 | 0 | 0 | 0,31 | 0 | 0,11 | 0 | 0 | 0,34 | 0,28 | 0,2 | 0,1 | 0 | 0,37 | 0,47 | 0 | 0,13 | 0,21 | 0 | 0 | 0 | 0,1 | 0 | 0,16 | 0,1 | 0,45 | 0,24 | 0,25 | 0,22 | 0,52 |
| Conductivité (µS/cm) | 459 | 569 | 581 | 528 | 491 | 502 | 396 | 554 | 412 | 408 | 560 | 571 | 574 | 578 | 585 | 396 | 497 | 412 | 574 | 560 | 564 | 582 | 397 | 577 | 571 | 586 | 585 | 399 | 398 | 396 | 420 | 393 | 401 | 394 | 409 | 389 | 398 | 394 | 397 | 567 | 582 | 382 | 569 | 394 | 581 | 397 | 397 | 395 | 558 | 570 | 576 | 582 | 416 | 402 | 401 | 399 | 566 | 379 | 555 | 576 | 585 | 390 |
| Température (°C) | 10,8 | 11,1 | 10,6 | 13,8 | 16,2 | 19 | 23,5 | 20,8 | 19,9 | 17,2 | 14,6 | 13,1 | 11,8 | 11,2 | 13,2 | 13,2 | 17,5 | 17,7 | 21,2 | 19,3 | 21,1 | 16,6 | 14,9 | 13,9 | 11,7 | 12,6 | 14,8 | 13,4 | 18,3 | 19,8 | 22,8 | 19,6 | 19,8 | 16,3 | 13,8 | 11,2 | 10,4 | 13,5 | 11 | 17,4 | 18,2 | 21,3 | 21,9 | 18,9 | 24,2 | 19,1 | 15,4 | 13,4 | 10,6 | 12,2 | 9,8 | 12,8 | 15,8 | 19,1 | 19,3 | 20,2 | 18,1 | 15,2 | 13,8 | 11,2 | 12,3 | 11,6 |
| Carbone organique (mg(C)/L) | 0,43 | 0,45 | – | 0,43 | – | – | – | 0,65 | – | – | – | – | – | 0,57 | – | 0,31 | – | – | – | 0,41 | – | – | – | – | – | 0,3 | – | 0,43 | – | – | – | 0,49 | – | – | – | – | – | 0,56 | – | 0,6 | – | – | – | – | – | – | 0,51 | – | – | 0,43 | – | 0,38 | – | – | 0,39 | – | – | – | – | – | – | 0,4 |
| Désinfection | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Chlore résiduel (mg(Cl2)/L) | 0,32 | 0,37 | 0,35 | 0,43 | 0,27 | 0,33 | 0,33 | 0,38 | 0,37 | 0,38 | 0,42 | 0,36 | 0,42 | 0,45 | 0,27 | 0,37 | 0,27 | 0,38 | 0,27 | 0,41 | 0,45 | 0,44 | 0,35 | 0,29 | 0,45 | 0,51 | 0,14 | 0,43 | 0,3 | 0,47 | 0,37 | 0,45 | 0,44 | 0,4 | 0,46 | 0,41 | 0,36 | 0,41 | 0,1 | 0,46 | 0,54 | 0,33 | 0,24 | 0,3 | 0,31 | 0,24 | 0,46 | 0,25 | 0,37 | 0,41 | 0,24 | 0,55 | 0,24 | 0,3 | 0,36 | 0,21 | 0,26 | 0,28 | 0,45 | 0,34 | 0,4 | 0,42 |
| Chlore total (mg(Cl2)/L) | 0,35 | 0,37 | 0,4 | 0,5 | 0,25 | 0,34 | 0,4 | 0,38 | 0,42 | 0,43 | 0,44 | 0,18 | 0,42 | 0,46 | 0,27 | 0,32 | 0,32 | 0,41 | 0,32 | 0,42 | 0,16 | 0,44 | 0,37 | 0,25 | 0,47 | 0,51 | 0,14 | 0,36 | 0,3 | 0,49 | 0,37 | 0,39 | 0,44 | 0,39 | 0,5 | 0,41 | 0,18 | 0,41 | 0,1 | 0,37 | 0,18 | 0,34 | 0,2 | 0,35 | 0,27 | 0,24 | 0,06 | 0,26 | 0,42 | 0,44 | 0,28 | 0,57 | 0,26 | 0,31 | 0,3 | 0,23 | 0,3 | 0,07 | 0,45 | 0,32 | 0,44 | 0,11 |
| Trihalométhanes (µg/L) | – | – | – | – | – | – | – | – | – | – | – | – | – | 3,64 | – | – | – | – | – | – | – | – | – | – | – | 4,3 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 |
| Métaux | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Plomb (µg/L) | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | 4 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – | – |
| Nickel (µg/L) | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – | 0 |
| Cuivre (mg(Cu)/L) | – | – | – | – | – | – | – | – | – | – | – | – | – | 0,023 | – | – | 0,23 | – | – | – | – | – | – | – | – | – | – | – | 0,057 | – | – | – | – | – | – | – | – | 0,016 | 0,293 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0,063 |
| Cadmium (µg/L) | – | – | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | 0 | – | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – | 0 |
| Chrome (µg/L) | – | – | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | 0 | – | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – | 0 |
| Antimoine (µg/L) | – | – | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | 0 | – | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – | 0 |
| Fer (µg/L) | 0 | 0 | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | 0 | – | – | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | 0 | 0 | 0 | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – | 0 |
| Pesticides | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Indéno(1,2,3-cd)pyrène (pire individuel) (µg/L) | – | – | – | – | 0 | – | – | – | – | – | – | – | – | 0,17 | – | – | 0 | – | – | – | – | – | – | – | – | 0,471 | – | – | 0 | – | 0,021 | – | 0,053 | – | – | – | – | 0,091 | 0 | – | – | – | – | – | – | – | 0,076 | – | – | 0 | 0 | – | – | – | – | – | – | – | – | – | – | 0,129 |
| Glyphosate (µg/L) | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 |
| Glufosinate (µg/L) | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 |
| Fosetyl (µg/L) | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Atrazine déséthyl (pire individuel) (µg/L) | – | – | – | – | – | – | – | – | – | – | – | – | – | 0,035 | – | – | – | – | – | – | – | – | – | – | – | 0,351 | – | – | – | – | – | – | – | – | – | – | – | 0,039 | – | – | – | – | – | – | – | – | 0,07 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0,038 |
| HAP | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Benzo(a)pyrène (µg/L) | – | – | – | – | 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 |