Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
04-06-2026 17:05:59
PM - 2.5 16.16 (µg/m3)
PM - 10 28.51 (µg/m3)
SO2 5.82 (µg/m3)
CO 1.33 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
04-06-2026 17:02:18
PM - 2.5 59 (µg/m3)
PM - 10 80.6 (µg/m3)
SO2 56.42 (µg/m3)
CO 0.19 (mg/m3)
NO2 2.47 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
04-06-2026 17:05:42
PM - 2.5 0 (µg/m3)
PM - 10 28.92 (µg/m3)
SO2 27.93 (µg/m3)
CO 0.93 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
04-06-2026 17:00:46
PM - 2.5 13.53 (µg/m3)
PM - 10 0 (µg/m3)
SO2 36.32 (µg/m3)
CO 0.00 (mg/m3)
NO2 2.26 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
04-06-2026 17:05:21
PM - 2.5 26 (µg/m3)
PM - 10 52 (µg/m3)
SO2 5.5 (µg/m3)
CO 0.45 (mg/m3)
NO2 13.7 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
04-06-2026 17:00:35
PM - 2.5 2.31 (µg/m3)
PM - 10 (µg/m3)
SO2 5.31 (µg/m3)
CO ##### (mg/m3)
NO2 1.24 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
04-06-2026 17:05:26
PM - 2.5 28 (µg/m3)
PM - 10 48 (µg/m3)
SO2 28 (µg/m3)
CO 0.00 (mg/m3)
NO2 7.9 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
04-06-2026 17:06:00
PM - 2.5 14 (µg/m3)
PM - 10 28 (µg/m3)
SO2 13.4 (µg/m3)
CO 0.13 (mg/m3)
NO2 17.1 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
04-06-2026 17:05:34
PM - 2.5 21 (µg/m3)
PM - 10 33 (µg/m3)
SO2 7 (µg/m3)
CO 0.27 (mg/m3)
NO2 7.4 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
04-06-2026 17:00:51
PM - 2.5 .17 (µg/m3)
PM - 10 (µg/m3)
SO2 .12 (µg/m3)
CO 1.53 (mg/m3)
NO2 183.47 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
04-06-2026 17:05:46
PM - 2.5 84.92 (µg/m3)
PM - 10 167.8 (µg/m3)
SO2 3.06 (µg/m3)
CO 0.90 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
04-06-2026 16:51:46
PM - 2.5 37.03 (µg/m3)
PM - 10 35.71 (µg/m3)
SO2 22.85 (µg/m3)
CO 0.77 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
04-06-2026 17:03:59
PM - 2.5 65.13 (µg/m3)
PM - 10 112.29 (µg/m3)
SO2 7.1 (µg/m3)
CO 1.40 (mg/m3)
NO2 41.61 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
04-06-2026 17:00:50
PM - 2.5 38.1 (µg/m3)
PM - 10 98 (µg/m3)
SO2 .43 (µg/m3)
CO 0.45 (mg/m3)
NO2 .97 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
04-06-2026 16:53:19
PM - 2.5 32.3 (µg/m3)
PM - 10 54.55 (µg/m3)
SO2 17.01 (µg/m3)
CO 0.41 (mg/m3)
NO2 8.28 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
04-06-2026 17:01:02
PM - 2.5 33.03 (µg/m3)
PM - 10 79.76 (µg/m3)
SO2 8.17 (µg/m3)
CO 0.35 (mg/m3)
NO2 1.56 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
04-06-2026 17:02:15
PM - 2.5 33.16 (µg/m3)
PM - 10 397.38 (µg/m3)
SO2 0 (µg/m3)
CO 3.23 (mg/m3)
NO2 27.49 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
04-06-2026 17:05:59
PM - 2.5 265 (µg/m3)
PM - 10 477 (µg/m3)
SO2 8.9 (µg/m3)
CO 0.50 (mg/m3)
NO2 12 (µg/m3)
Western Coalfields Limited
Silewara UG
04-06-2026 17:05:43
PM - 2.5 0 (µg/m3)
PM - 10 20.13 (µg/m3)
SO2 8.06 (µg/m3)
CO 1.10 (mg/m3)
NO2 3.71 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
04-06-2026 17:00:01
PM - 2.5 21.29 (µg/m3)
PM - 10 (µg/m3)
SO2 18.06 (µg/m3)
CO 0.89 (mg/m3)
NO2 280.16 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
04-06-2026 17:05:58
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 9.79 (µg/m3)
CO ##### (mg/m3)
NO2 1.3 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
04-06-2026 17:05:59
PM - 2.5 16.16 (µg/m3)
PM - 10 28.51 (µg/m3)
SO2 5.82 (µg/m3)
CO 1.33 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
04-06-2026 17:02:18
PM - 2.5 59 (µg/m3)
PM - 10 80.6 (µg/m3)
SO2 56.42 (µg/m3)
CO 0.19 (mg/m3)
NO2 2.47 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
04-06-2026 17:05:42
PM - 2.5 0 (µg/m3)
PM - 10 28.92 (µg/m3)
SO2 27.93 (µg/m3)
CO 0.93 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
04-06-2026 17:00:46
PM - 2.5 13.53 (µg/m3)
PM - 10 0 (µg/m3)
SO2 36.32 (µg/m3)
CO 0.00 (mg/m3)
NO2 2.26 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
04-06-2026 17:05:21
PM - 2.5 26 (µg/m3)
PM - 10 52 (µg/m3)
SO2 5.5 (µg/m3)
CO 0.45 (mg/m3)
NO2 13.7 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
04-06-2026 17:00:35
PM - 2.5 2.31 (µg/m3)
PM - 10 (µg/m3)
SO2 5.31 (µg/m3)
CO ##### (mg/m3)
NO2 1.24 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
04-06-2026 17:05:26
PM - 2.5 28 (µg/m3)
PM - 10 48 (µg/m3)
SO2 28 (µg/m3)
CO 0.00 (mg/m3)
NO2 7.9 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
04-06-2026 17:06:00
PM - 2.5 14 (µg/m3)
PM - 10 28 (µg/m3)
SO2 13.4 (µg/m3)
CO 0.13 (mg/m3)
NO2 17.1 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
04-06-2026 17:05:34
PM - 2.5 21 (µg/m3)
PM - 10 33 (µg/m3)
SO2 7 (µg/m3)
CO 0.27 (mg/m3)
NO2 7.4 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
04-06-2026 17:00:51
PM - 2.5 .17 (µg/m3)
PM - 10 (µg/m3)
SO2 .12 (µg/m3)
CO 1.53 (mg/m3)
NO2 183.47 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
04-06-2026 17:05:46
PM - 2.5 84.92 (µg/m3)
PM - 10 167.8 (µg/m3)
SO2 3.06 (µg/m3)
CO 0.90 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
04-06-2026 16:51:46
PM - 2.5 37.03 (µg/m3)
PM - 10 35.71 (µg/m3)
SO2 22.85 (µg/m3)
CO 0.77 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
04-06-2026 17:03:59
PM - 2.5 65.13 (µg/m3)
PM - 10 112.29 (µg/m3)
SO2 7.1 (µg/m3)
CO 1.40 (mg/m3)
NO2 41.61 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
04-06-2026 17:00:50
PM - 2.5 38.1 (µg/m3)
PM - 10 98 (µg/m3)
SO2 .43 (µg/m3)
CO 0.45 (mg/m3)
NO2 .97 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
04-06-2026 16:53:19
PM - 2.5 32.3 (µg/m3)
PM - 10 54.55 (µg/m3)
SO2 17.01 (µg/m3)
CO 0.41 (mg/m3)
NO2 8.28 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
04-06-2026 17:01:02
PM - 2.5 33.03 (µg/m3)
PM - 10 79.76 (µg/m3)
SO2 8.17 (µg/m3)
CO 0.35 (mg/m3)
NO2 1.56 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
04-06-2026 17:02:15
PM - 2.5 33.16 (µg/m3)
PM - 10 397.38 (µg/m3)
SO2 0 (µg/m3)
CO 3.23 (mg/m3)
NO2 27.49 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
04-06-2026 17:05:59
PM - 2.5 265 (µg/m3)
PM - 10 477 (µg/m3)
SO2 8.9 (µg/m3)
CO 0.50 (mg/m3)
NO2 12 (µg/m3)
Western Coalfields Limited
Silewara UG
04-06-2026 17:05:43
PM - 2.5 0 (µg/m3)
PM - 10 20.13 (µg/m3)
SO2 8.06 (µg/m3)
CO 1.10 (mg/m3)
NO2 3.71 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
04-06-2026 17:00:01
PM - 2.5 21.29 (µg/m3)
PM - 10 (µg/m3)
SO2 18.06 (µg/m3)
CO 0.89 (mg/m3)
NO2 280.16 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
04-06-2026 17:05:58
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 9.79 (µg/m3)
CO ##### (mg/m3)
NO2 1.3 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
04-JUN-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	101.15
04-JUN-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	100	117.43

1 - 2

CAAQMS Data

1 - 10 of 2,503

Company Name	Area Name	Mine Name	Creation datetime	Record time	PM - 2.5 (µg/m3)	PM - 10 (µg/m3)	SO2 (µg/m3)	NO2 (µg/m3)	CO (mg/m3)	Device ID	Created by
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	04-JUN-2026 17:02	04-JUN-2026 17:00	33.16	397.38	0.00	27.49	3.23	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	04-JUN-2026 17:01	04-JUN-2026 17:00	33.03	79.76	8.17	1.56	0.35	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	04-JUN-2026 17:00	04-JUN-2026 11:28	21.29	-	18.06	280.16	0.89	site_5592	Swan Environ
South Eastern Coalfields Limited	Gevra , Chattisgarh	SECL GEVRA	04-JUN-2026 16:53	04-JUN-2026 16:45	32.30	54.55	17.01	8.28	0.41	site_	Envea India Pvt Ltd
South Eastern Coalfields Limited	Gevra , Chattisgarh	SECL GEVRA	04-JUN-2026 16:53	04-JUN-2026 16:45	32.30	54.55	17.01	8.28	0.41	site_	Envea India Pvt Ltd
South Eastern Coalfields Limited	Gevra , Chattisgarh	SECL GEVRA	04-JUN-2026 16:53	04-JUN-2026 16:45	32.30	54.55	17.01	8.28	0.41	site_	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	04-JUN-2026 16:51	04-JUN-2026 11:21	37.03	35.71	22.85	-	0.77	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	04-JUN-2026 16:51	04-JUN-2026 11:21	37.04	35.54	23.84	-	0.75	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	04-JUN-2026 16:50	04-JUN-2026 11:20	36.71	35.40	25.25	-	0.80	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	04-JUN-2026 16:50	04-JUN-2026 11:20	36.53	35.41	22.82	-	0.79	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,503

marquee

New

PM - 2.5 (µg/m3)

PM - 10 (µg/m3)

SO2 (µg/m3)

CO (mg/m3)

NO2 (µg/m3)

Permissible limit crossed for PM - 2.5 (µg/m3) in selected date range

Permissible limit crossed for PM - 10 (µg/m3) in selected date range

CAAQMS Data