Conformité globale
80%
sur 276 prélèvements
Prélèvements
276
depuis 06/01/2016
Non-conformes
55
bactério ou chimique
Dernier prélèvement
10/03/2026
4 réseau(x)
Évolution mensuelle de la conformité
Réseaux de distribution (UDI)
- COUDRECEAU
028000800
- MARGON
028000869
- MARGON OZEE
028000872
- NOGENT LE ROTROU
028000893
Principaux paramètres analysés
| Paramètre | Famille | Mesures | Moyenne | Maximum | Seuil |
| Température de l'eau (DOM) |
Organoleptiques |
275 |
14,121 °C |
24,800 °C |
— |
| pH |
Organoleptiques |
275 |
7,526 unité pH |
8,000 unité pH |
— |
| Chlore total |
Désinfection |
273 |
0,294 mg(Cl2)/L |
1,560 mg(Cl2)/L |
— |
| Chlore libre |
Désinfection |
273 |
0,263 mg(Cl2)/L |
1,520 mg(Cl2)/L |
— |
| Bactéries coliformes /100ml-MS |
Bactériologie |
270 |
0,393 n/(100mL) |
44,000 n/(100mL) |
— |
| Bact. aér. revivifiables à 22°-68h |
Autres |
270 |
7,056 n/mL |
300,000 n/mL |
— |
| Escherichia coli /100ml - MF |
Bactériologie |
270 |
0,044 n/(100mL) |
9,000 n/(100mL) |
0,000 n/(100mL) |
| Bact. aér. revivifiables à 36°-44h |
Autres |
270 |
6,704 n/mL |
300,000 n/mL |
— |
| Entérocoques /100ml-MS |
Bactériologie |
269 |
0,052 n/(100mL) |
5,000 n/(100mL) |
0,000 n/(100mL) |
| Conductivité à 25°C |
Organoleptiques |
265 |
601,694 µS/cm |
823,000 µS/cm |
— |
| Saveur (qualitatif) |
Organoleptiques |
265 |
0,000 SANS OBJET |
0,000 SANS OBJET |
— |
| Aspect (qualitatif) |
Autres |
265 |
0,008 SANS OBJET |
1,000 SANS OBJET |
— |
⚠️ Dépassements de seuils détectés
| Date | Paramètre | Valeur mesurée | Seuil | Dépassement |
|---|
| 30/01/2026 |
Atrazine déséthyl |
0,203 µg/L |
<=0,1 µg/L µg/L |
+103% |
| 30/01/2026 |
Chlorothalonil R417888 |
0,330 µg/L |
<=0,1 µg/L µg/L |
+230% |
| 30/01/2026 |
Nitrates (en NO3) |
65,000 mg/L |
<=50 mg/L mg/L |
+30% |
| 30/01/2026 |
Nitrates/50 + Nitrites/3 |
1,300 mg/L |
<=1 mg/L mg/L |
+30% |
| 29/12/2025 |
Nitrates (en NO3) |
71,000 mg/L |
<=50 mg/L mg/L |
+42% |
| 05/09/2025 |
Chlorothalonil R417888 |
0,325 µg/L |
<=0,1 µg/L µg/L |
+225% |
| 05/09/2025 |
Nitrates (en NO3) |
68,000 mg/L |
<=50 mg/L mg/L |
+36% |
| 05/09/2025 |
Nitrates/50 + Nitrites/3 |
1,360 mg/L |
<=1 mg/L mg/L |
+36% |
| 12/08/2025 |
Nitrates (en NO3) |
70,000 mg/L |
<=50 mg/L mg/L |
+40% |
| 12/08/2025 |
Nitrates/50 + Nitrites/3 |
1,400 mg/L |
<=1 mg/L mg/L |
+40% |
| 12/08/2025 |
Entérocoques /100ml-MS |
5,000 n/(100mL) |
<=0 n/(100mL) n/(100mL) |
+— |
| 16/07/2025 |
Atrazine déséthyl |
0,214 µg/L |
<=0,1 µg/L µg/L |
+114% |
| 16/07/2025 |
Chlorothalonil R417888 |
0,427 µg/L |
<=0,1 µg/L µg/L |
+327% |
| 26/03/2025 |
Chlorothalonil R417888 |
0,334 µg/L |
<=0,1 µg/L µg/L |
+234% |
| 26/03/2025 |
Nitrates (en NO3) |
67,000 mg/L |
<=50 mg/L mg/L |
+34% |
| 26/03/2025 |
Nitrates/50 + Nitrites/3 |
1,340 mg/L |
<=1 mg/L mg/L |
+34% |
| 24/02/2025 |
Nitrates (en NO3) |
61,000 mg/L |
<=50 mg/L mg/L |
+22% |
| 16/12/2024 |
Nitrates (en NO3) |
65,000 mg/L |
<=50 mg/L mg/L |
+30% |
| 09/10/2024 |
Atrazine déséthyl |
0,194 µg/L |
<=0,1 µg/L µg/L |
+94% |
| 09/10/2024 |
Chlorothalonil R417888 |
0,265 µg/L |
<=0,1 µg/L µg/L |
+165% |
| 09/10/2024 |
Escherichia coli /100ml - MF |
9,000 n/(100mL) |
<=0 n/(100mL) n/(100mL) |
+— |
| 09/10/2024 |
Nitrates (en NO3) |
63,000 mg/L |
<=50 mg/L mg/L |
+26% |
| 09/10/2024 |
Nitrates/50 + Nitrites/3 |
1,260 mg/L |
<=1 mg/L mg/L |
+26% |
| 09/10/2024 |
Total des pesticides analysés |
0,553 µg/L |
<=0,5 µg/L µg/L |
+11% |
| 09/10/2024 |
Entérocoques /100ml-MS |
4,000 n/(100mL) |
<=0 n/(100mL) n/(100mL) |
+— |
| 14/08/2024 |
Nitrates (en NO3) |
74,000 mg/L |
<=50 mg/L mg/L |
+48% |
| 22/04/2024 |
Nitrates (en NO3) |
59,000 mg/L |
<=50 mg/L mg/L |
+18% |
| 13/03/2024 |
Chlorothalonil R417888 |
0,267 µg/L |
<=0,1 µg/L µg/L |
+167% |
| 13/03/2024 |
Chlorothalonil R471811 |
1,975 µg/L |
<=0,1 µg/L µg/L |
+1875% |
| 13/02/2024 |
Total des pesticides analysés |
0,577 µg/L |
<=0,5 µg/L µg/L |
+15% |
Derniers prélèvements
| Date | Réseau | Finalité | Bactério | Chimique | Statut |
|---|
| 10/03/2026 |
028000869 |
CS |
OK |
OK |
Conforme |
| 10/03/2026 |
028000893 |
CS |
OK |
OK |
Conforme |
| 19/02/2026 |
028000800 |
CS |
OK |
OK |
Conforme |
| 19/02/2026 |
028000800 |
CS |
— |
OK |
À vérifier |
| 12/02/2026 |
028000893 |
CS |
OK |
OK |
Conforme |
| 12/02/2026 |
028000869 |
CS |
OK |
OK |
Conforme |
| 12/02/2026 |
028000872 |
CS |
OK |
OK |
Conforme |
| 30/01/2026 |
028000893 |
CS |
OK |
OK |
Conforme |
| 30/01/2026 |
028000800 |
CS |
OK |
NC |
À vérifier |
| 29/12/2025 |
028000800 |
CS |
OK |
NC |
À vérifier |
| 19/11/2025 |
028000893 |
|
OK |
OK |
Conforme |
| 19/11/2025 |
028000893 |
CS |
OK |
OK |
Conforme |
| 19/11/2025 |
028000869 |
CS |
OK |
OK |
Conforme |
| 05/09/2025 |
028000869 |
CS |
OK |
OK |
Conforme |
| 05/09/2025 |
028000893 |
CS |
OK |
OK |
Conforme |
| 05/09/2025 |
028000800 |
|
OK |
NC |
À vérifier |
| 05/09/2025 |
028000893 |
|
OK |
OK |
Conforme |
| 18/08/2025 |
028000800 |
|
OK |
OK |
Conforme |
| 18/08/2025 |
028000800 |
S1 |
OK |
OK |
Conforme |
| 18/08/2025 |
028000800 |
S1 |
OK |
OK |
Conforme |
| 12/08/2025 |
028000800 |
CS |
NC |
NC |
À vérifier |
| 12/08/2025 |
028000872 |
CS |
OK |
OK |
Conforme |
| 08/08/2025 |
028000869 |
|
OK |
OK |
Conforme |
| 16/07/2025 |
028000893 |
|
OK |
OK |
Conforme |
| 16/07/2025 |
028000800 |
|
— |
NC |
À vérifier |
| 02/07/2025 |
028000869 |
CS |
OK |
OK |
Conforme |
| 17/06/2025 |
028000869 |
CS |
OK |
OK |
Conforme |
| 27/05/2025 |
028000893 |
|
OK |
OK |
Conforme |
| 27/05/2025 |
028000869 |
CS |
OK |
OK |
Conforme |
| 07/04/2025 |
028000872 |
CS |
OK |
OK |
Conforme |
Communes voisines (département 28)
