Votre eau est potable et respecte toutes les normes sanitaires en vigueur.
Analyse du 06/02/2026 · S.I.A.E.P. MONTCRESSON · Réseau 045000608
L'eau du robinet à Montcresson en bref
La dernière analyse de l'eau du robinet à Montcresson, réalisée le 06/02/2026 (distributeur : S.I.A.E.P. MONTCRESSON), montre une eau conforme aux limites et références de qualité suivies. Sur les 12 derniers mois analysés (depuis mars 2025), on compte 9 conformes, 1 avec un point de vigilance et 2 non conformes. La teneur en nitrates est modérée (29 mg/L pour une limite de 50 mg/L). Parmi les autres paramètres réglementés, le plus proche de sa limite est Nitrates + Nitrites (58 % de la limite). Dans le département Loiret (45), 89 % des communes ont une eau conforme aux limites réglementaires lors du dernier contrôle.
| Paramètre | Fév 2026 | Jan 2026 | Déc 2025 | Nov 2025 | Oct 2025 | Sep 2025 | Aoû 2025 | Jul 2025 | Jun 2025 | Mai 2025 | Avr 2025 | Mar 2025 | Fév 2025 | Jan 2025 | Déc 2024 | Nov 2024 | Oct 2024 | Sep 2024 | Aoû 2024 | Jul 2024 | Mai 2024 | Avr 2024 | Mar 2024 | Fév 2024 | Jan 2024 | Déc 2023 | Nov 2023 | Oct 2023 | Sep 2023 | Jul 2023 | Jun 2023 | Mai 2023 | Mar 2023 | Fév 2023 | Jan 2023 | Déc 2022 | Nov 2022 | Oct 2022 | Sep 2022 | Aoû 2022 | Jul 2022 | Jun 2022 | Mai 2022 | Avr 2022 | Mar 2022 | Fév 2022 | Jan 2022 | Déc 2021 | Nov 2021 | Oct 2021 | Sep 2021 | Aoû 2021 | Jul 2021 | Jun 2021 | Mai 2021 | Avr 2021 | Mar 2021 | Fév 2021 | Jan 2021 |
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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 |
| Entérocoques (n/(100mL)) | 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 | 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 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Inorganiques | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Nitrates (mg/L) | 29 | 25 | 27 | 31 | 34 | 29 | 27 | 31 | 35 | 30 | 28 | 30 | 27 | 30 | 27 | 30 | 30 | 32 | 31 | 27 | 28 | 26 | 28 | 24 | 28 | 31 | 25 | 42 | 14 | 29 | 29 | 29 | 27 | 28 | 29 | 24 | 36 | 32 | 35 | 34 | 32 | 31 | 35 | 36 | 36 | 30 | 35 | 38 | 36 | 36 | 32 | 25 | 32 | 35 | 35 | 38 | 27 | 28 | 41 |
| 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 | 4,1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0,03 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Nitrates + Nitrites (mg/L) | 0,58 | 0,5 | – | – | 0,68 | – | – | 0,62 | – | – | – | – | – | 0,6 | – | – | 0,6 | – | – | 0,54 | – | – | – | – | 0,56 | – | – | 0,66 | 1,65 | 0,58 | – | – | – | – | 0,58 | – | – | 0,64 | – | – | 0,64 | 0,62 | – | – | – | – | 0,7 | 0,77 | – | 0,72 | – | – | – | – | – | 0,76 | – | – | 0,82 |
| 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 | 0,1 | 0 | 0 | 0 | 0 | 0 | 0 | 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 | 7,7 | 7,17 | 7,83 | 7,87 | 7,98 | 7,95 | 7,8 | 8,05 | 8,05 | 7,87 | 8,03 | 7,88 | 7,6 | 7,87 | 7,88 | 7,9 | 7,97 | 8 | 7,8 | 7,83 | 7,95 | 8,05 | 7,89 | 7,72 | 7,88 | 7,71 | 7,75 | 7,81 | 7,71 | 7,76 | 7,73 | 7,93 | 7,77 | 7,85 | 7,69 | 7,76 | 7,7 | 7,95 | 7,78 | 7,74 | 7,91 | 7,71 | 7,97 | 7,85 | 7,78 | 7,7 | 7,37 | 7,78 | 7,8 | 7,82 | 7,95 | 7,99 | 7,71 | 7,7 | 7,86 | 7,88 | 7,69 | 7,76 |
| Turbidité (NFU) | 0,33 | 0,19 | 1,1 | 0,35 | 0,27 | 0 | 0,19 | 0,24 | 0,18 | 0,23 | 0,51 | 0,19 | 0,18 | 0,19 | 0,16 | 0,2 | 0,1 | 0,18 | 0,14 | 0,21 | 0,19 | 0,13 | 0,22 | 0,14 | 0,14 | 0,17 | 0,17 | 0,31 | 0 | 0,38 | 0,2 | 0,29 | 0,15 | 0,24 | 0,36 | 0,18 | 0,45 | 0,37 | 0,21 | 0,15 | 0,12 | 0,79 | 0,11 | 0,16 | 0,23 | 0,12 | 0,35 | 0,33 | 0,35 | 0 | 0,14 | 0,92 | 0,41 | 0,17 | 0,14 | 0,29 | 0,49 | 0,58 | 0,17 |
| Conductivité (µS/cm) | 613 | 638 | 643 | 611 | 611 | 625 | 596 | 585 | 639 | 599 | 638 | 560 | 592 | 563 | 602 | 595 | 595 | 605 | 616 | 599 | 598 | 560 | 590 | 599 | 708 | 596 | 584 | 642 | 589 | 600 | 607 | 551 | 585 | 543 | 600 | 586 | 597 | 599 | 580 | 611 | 620 | 606 | 600 | 615 | 622 | 595 | 605 | 511 | 632 | 640 | 605 | 599 | 598 | 587 | 604 | 603 | 613 | 582 | 602 |
| Température (°C) | 10,5 | 9,7 | 12,9 | 14,2 | 12,9 | 20,5 | 17,9 | 15,1 | 19,5 | 16,5 | 11,5 | 10,6 | 9,1 | 11,2 | 9,9 | 14,6 | 13,7 | 21,4 | 22,4 | 15,1 | 16,1 | 11,7 | 10,5 | 11,7 | 9,6 | 10 | 16,8 | 17,1 | 19,6 | 15,1 | 18,9 | 15,4 | 8,4 | 10,7 | 12,1 | 13,4 | 15,3 | 14,5 | 20,2 | 22,4 | 15,5 | 20,1 | 16,2 | 11,4 | 9,7 | 9,5 | 11,5 | 9,5 | 12,9 | 13,6 | 20,3 | 19,7 | 17,9 | 15,6 | 13,8 | 11,8 | 9,5 | 9,9 | 10,5 |
| Carbone organique (mg(C)/L) | 0,4 | 0,21 | 0,5 | 0,2 | 0 | 0,81 | 0,59 | 0,43 | 0,63 | 0,44 | 0,52 | 0,58 | 0,67 | 0,47 | 0,92 | 0,55 | 0,45 | 0,6 | 0,81 | 0,54 | 0,5 | 0,51 | 0,76 | 0,52 | 0,49 | 0,58 | 0,55 | 0,7 | 0,61 | 0,84 | 0,42 | 0,68 | 0,6 | 0,54 | 0,51 | 0,53 | 0,59 | 0,5 | 0,62 | 0,37 | 0,38 | 0,51 | 0,43 | 0,64 | 0,5 | 0,58 | 0,47 | 0,42 | 0,38 | 0,48 | 0,4 | 0,53 | 0,62 | 0,68 | 0,56 | 0,53 | 0,5 | 0,5 | 0,4 |
| Désinfection | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Chlore résiduel (mg(Cl2)/L) | 0,45 | 0,31 | 0,44 | 0,41 | 0,33 | 0,15 | 0,05 | 0,45 | 0 | 0,27 | 0,26 | 0,4 | 0,45 | 0,47 | 0,6 | 0,52 | 0,41 | 0,38 | 0,53 | 0,46 | 0,49 | 0,18 | 0,54 | 0,47 | 0,48 | 0,4 | 0,5 | 0,55 | 0,03 | 0,46 | 0,18 | 0,38 | 0,37 | 0,37 | 0,49 | 0,07 | 0,32 | 0,61 | 0,45 | 0,11 | 0,57 | 0,23 | 0,45 | 0,22 | 0,53 | 0,52 | 0,72 | 0 | 0,49 | 0,45 | 0 | 0,05 | 0,04 | 0,1 | 0,3 | 0,44 | 0,38 | 0,53 | 0,51 |
| Chlore total (mg(Cl2)/L) | 0,51 | 0,35 | 0,07 | 0,45 | 0,36 | 0,2 | 0,09 | 0,52 | 0,09 | 0,42 | 0,33 | 0,53 | 0,55 | 0,61 | 0,6 | 0,53 | 0,51 | 0,45 | 0,58 | 0,53 | 0,53 | 0,27 | 0,64 | 0,63 | 0,58 | 0,48 | 0 | 0,57 | 0,06 | 0,53 | 0,27 | 0,45 | 0,43 | 0,43 | 0,59 | 0,13 | 0,37 | 0,68 | 0,5 | 0,14 | 0,6 | 0,26 | 0,5 | 0,25 | 0,62 | 0,57 | 0,76 | 0 | 0,55 | 0,48 | 0,03 | 0,1 | 0,07 | 0,14 | 0,34 | 0,53 | 0,46 | 0,6 | 0,59 |
| Trihalométhanes (µg/L) | – | – | – | – | 0,81 | – | – | – | – | – | – | – | – | – | – | – | 9,7 | – | – | – | – | – | – | – | – | – | – | 6,6 | 22,9 | – | – | – | – | – | – | – | – | 7,6 | – | – | – | 25,6 | – | – | – | – | – | 6,1 | – | 5,06 | – | – | – | – | – | – | – | – | – |
| Métaux | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Plomb (µg/L) | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Nickel (µg/L) | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Cuivre (mg(Cu)/L) | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0,146 | – | – | – | – | – | – | – | 0,016 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Cadmium (µg/L) | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – |
| Chrome (µg/L) | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – |
| Antimoine (µg/L) | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – |
| Fer (µg/L) | 0 | 0 | – | – | 0 | – | – | – | – | – | – | 0 | – | – | – | – | 0 | – | – | – | 0 | – | – | – | – | – | – | 0 | 0 | – | – | – | – | – | – | – | – | 0 | – | – | – | 0 | – | – | – | – | – | 0 | – | 0 | – | – | – | – | – | – | – | – | – |
| Pesticides | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Pesticides (total) (µg/L) | 0 | 0 | – | – | 0 | 0,79 | – | 0,056 | 0,0063 | – | – | 0 | – | 0,038 | – | – | 0,119 | 0,0071 | – | 0,036 | 0,004 | – | – | – | 1,008 | – | 0,923 | 1,243 | 0,0096 | 0,03 | – | – | – | – | 0,026 | – | – | 0,041 | – | – | 0,045 | 0 | – | – | – | – | 0,053 | 0 | – | 0,075 | – | – | – | – | – | 0 | – | – | 0 |
| Glyphosate (µg/L) | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – |
| AMPA (µg/L) | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Glufosinate (µg/L) | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – |
| Fosetyl (µg/L) | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Atrazine déséthyl (pire individuel) (µg/L) | – | – | – | – | – | – | – | 0,047 | – | – | – | – | – | 0,03 | – | – | 0,045 | – | – | 0,027 | – | – | – | – | 0,962 | – | – | Présence | – | 0,023 | – | – | – | – | 0,018 | – | – | 0,018 | – | – | 0,045 | – | – | – | – | – | 0,053 | – | – | 0,059 | – | – | – | – | – | – | – | – | – |
| HAP | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Benzo(a)pyrène (µg/L) | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | 0,0003 | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – |
| HAP (4 subst.) (µg/L) | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – | – | 0 | – | – | – | – | – | 0 | – | – | – | – | – | – | – | – | – | – | – |