| Water | Air | Name and Address of the Industry | Office / DEE | Type of Unit | Category | Date of issue of Consent Order | Validity | |
| 20289 | 16333 | M/s.Basarass Biocon India Private Limited, Eraiyur. | Cuddatore | Bio Fertilizers | Red - Small | 22-06-2011 | 30-06-2012 | |
| 122 | 123 | M/s.Sri Varahi Chemicals, Chidamabaram. | Cuddatore | Clay Products | Orange - Small | 22-06-2011 | 30-09-2013 | |
| 2 | - | M/s.Government Branch Press, Virudhachalam. | Cuddatore | Printing Press | Orange - Small | 10/6/2011 | 30-09-2012 | |
| 64 | 65 | M/s.ABT Maruthi, Cuddalore O.T. | Cuddatore | Service Station | Orange - Small | 10/6/2011 | 30-09-2012 | |
| 5855 | 3527 | M/s.TNCSC Modern Rice Mill, C.Kothangudi Village, Chidambaram Taluk, Cuddalore Dt | Cuddatore | Modern Rice Mill | Orange - Small | 2/6/2011 | 30-09-2012 | |
| 34 | - | M/s.Viknesh Hospital, Manjakuppam, Cuddalore. | Cuddatore | Private Hospital | Red - Small | 1/6/2011 | 30-06-2012 | |
| 21 | 22 | M/s.Dhan Foundation, Ayeekuppam Village, Kurinjipadi Taluk, Cuddalore Dt. | Cuddatore | Milk Chilling Centre | Orange - Medium | 1/6/2011 | 31-03-2013 | |
| 41 | 42 | M/s.Kannan Hospital, Manjakuppam, Cuddalore. | Cuddatore | Private Hospital | Red - Small | 1/6/2011 | 30-06-2012 | |
| 33 | - | M/s.Abirami Hospital, Manjakuppam, Cuddalore. | Cuddatore | Private Hospital | Red - Small | 2/6/2011 | 30-06-2012 | |
| 13 | 13 | M/s.NLC Limited, Master Sewage Treatment Plant, Neyveli. | Cuddatore | STP | Orange - Large | 7/6/2011 | 31-03-2012 | |
| 22247 | 18283 | M/s.Sri Ashok Petro Products, SIDCO, Vadalur. | Cuddatore | Petroleum Products | Red - Small | 20-05-2011 | 30-06-2012 | |
| 30 | - | M/s.Arun Surgical Clinic, Koothapakkam. | Cuddatore | Private Hospital | Red - Small | 20-05-2011 | 30-06-2012 | |
| 15236 | - | M/s.Sivasakthi Nursing Home, Manjakuppam, Cuddalore. | Cuddatore | Private Hospital | Red - Small | 20-05-2011 | 30-06-2012 | |
| 74 | 75 | M/s.Rohini Fly Ash Bricks, SIDCO, Vadalur. | Cuddatore | Bricks & Tiles | Orange - Small | 20-05-2011 | 30-09-2013 | |
| 4 | 4 | M/s.Sri Narayana Mahal, Panruti. | Cuddatore | Kalyanamandapam | Orange - Small | 05-05-2011 | 30-09-2012 | |
| 16587 | 12700 | M/s.Hotel Saradha Ram, Chidambaram. | Cuddatore | Hotel | Orange - Medium | 3/5/2011 | 31-03-2012 | |
| 70 | 71 | M/s.CRB Ceramics & Refractories, Virudhachalam. | Cuddatore | Ceramics | Orange - Small | 5/5/2011 | 30-09-2012 | |
| 4 | 4 | M/s.Cos Deenway, SIDCO, Cuddalore. | Cuddatore | Perfumes | Orange - Small | 3/5/2011 | 30-09-2012 | |
| 1 | 1 | M/s.Annamalai University, Chidambaram. | Cuddatore | Educational Institution | Orange - Large | 16-05-2011 | 31-03-2012 | |
| 6838 | 4404 | M/s.Neycer India Limited, Vadalur. | Cuddatore | Ceramics | Orange - Large | 16-05-2011 | 31-03-2012 | |
| 10316 | 10316 | M/s.AMC Nursing Home, Virudhachalam. | Cuddatore | Private Hospital | Red - Small | 16-05-2011 | 30-06-2012 | |
| 118 | 119 | M/s.ONGC Limited, EPS, Adhivaraganatham Village, Chidambaram. | Cuddatore | ONGC Well | Red - Small | 20-05-2011 | 30-06-2012 | |
| 3562 | - | M/s.V.S.T. Service Station, Kondur Village, Cuddalore. | Cuddatore | Light Engineering | Orange - Small | 5/5/2011 | 30-09-2012 | |
| 60 | 61 | M/s.Sri Vallalar Modern Rice Mill, Karaikadu Village, Cuddalore Tk | Cuddatore | Modern Rice Mill | Orange - Small | 5/5/2011 | 30-09-2012 | |
| 21688 | 17726 | Sethu Refractories, Virudhachalam | Cuddatore | Ceramics | Orange - Small | 16-04-2011 | 30-09-2011 | |
| 16731 | 12842 | EID Parry India Limited, OMP, Nellikuppam. | Cuddatore | Organic Manure | Orange - Medium | 05-04-2011 | 31-03-2013 | |
| 20 | 21 | A.M.M. Arunachalam Hospital, Nellikuppam. | Cuddatore | Private Hospital | Red - Small | 16-04-2011 | 30-06-2012 | |
| 30 | 30 | ST CMS Electric Company Limited Residential Colony, Uthangal. | Cuddatore | STP | Orange - Large | 11-04-2011 | 31-03-2012 | |
| 116 | 117 | Saravana Global Energy Limited, P.N.Kuppam, Cuddalore. | Cuddatore | Ceramics | Orange - Large | 16-04-2011 | 31-03-2012 | |
| 6539 | 4203 | Lotte india Corporation Limited, Nellikuppam. | Cuddatore | Confectioneries | Orange - Large | 11-04-2011 | 31-03-2012 | |
| 22278 | 18314 | Premier Explosives Limited, Mine-II, NLC Limited, Neyveli. | Cuddatore | Explosives | Ultra Red - Small | 30-04-2011 | 30-06-2012 | |
| 2001 | 2001 | NLC Limited, Central Workshop, Neyveli. | Cuddatore | Engineering | Orange - Medium | 26-04-2011 | 31-03-2012 | |
| 1004 | 1004 | NLC Limited, F.M. Yard-I, Neyveli. | Cuddatore | Engineering | Orange - Small | 26-04-2011 | 30-09-2012 | |
| 15 | 15 | NLC Limited, Bus Services, Neyveli. | Cuddatore | Engineering | Orange - Medium | 22-04-2011 | 31-03-2012 | |
| 15 | 15 | Sugam Kalyanamandapam, Nellikuppam. | Cuddatore | Kalyanamandapam | Orange - Small | 25-04-2011 | 30-09-2012 | |
| 8182 | 5609 | Vijayalakshmi Cashew Company, Panruti. | Cuddatore | Cashew nut processng | Orange - Small | 25-04-2011 | 30-09-2012 | |
| 19 | 19 | Thiru Vinayagamurugan Thirumanamandapam, Thiruppapuliyur. | Cuddatore | Kalyanamandapam | Orange - Small | 25-04-2011 | 30-09-2012 | |
| 10 | 10 | Janatha Tyre Retreaders, Chidambaram. | Cuddatore | Tyre Retreading | Orange - Small | 25-04-2011 | 30-09-2012 | |
| 5[12-10] | 5[12-10] | Hills Minerals, Arisiperiyankuppam, Cuddalore. | Cuddatore | Packaged Drinking Water | Orange - Small | 16-12-2010 | 30-09-2012 | |
| 12[12-10] | 13[12-10] | Rain Aqua Minersl, Cuddalore. | Cuddatore | Packaged Drinking Water | Orange - Small | 13-12-2010 | 30-09-2012 | |
| 15[12-10] | 16[12-10] | Jain Minerals, Arisiperiyankuppam, Cuddalore. | Cuddatore | Packaged Drinking Water | Orange - Small | 16-12-2010 | 30-09-2012 | |
| 16473[12-10] | 12593[12-10] | Swarna Refractories, Kandiyankuppam, Virudhachalam. | Cuddatore | Ceramics | Orange - Small | 30-12-2010 | 30-09-2011 | |
| 3001[12-10] | 3001[12-10] | Indu Refractories, Virudhachalam. | Cuddatore | Ceramics | Orange - Small | 30-12-2010 | 30-09-2011 | |
| 59[12-10] | 3[12-10] | Samy Plastics, Peiyakanganankuppam, Cuddalore. | Cuddatore | Plastic Products | Orange - Small | 30-12-2010 | 30-09-2011 | |
| 6[12-10] | 6[12-10] | Sengamalai Moulders, Periyakanganankuppam, Cuddalore. | Cuddatore | Plastic Products | Orange - Small | 30-12-2010 | 30-09-2011 | |
| 21182[12-10] | 17219[12-10] | Sri Meenakshi Ceramics and Refractories, Vayalur Village, Virudhachalam Taluk. | Cuddatore | Ceramics | Orange - Small | 27-12-2010 | 30-09-2011 | |
| 20809[12-10] | 16844[12-10] | Sri Kasturi Refractories, Uthangal, Virudhachalam Taluk. | Cuddatore | Ceramics | Orange - Small | 27-12-2010 | 30-09-2011 | |
| 21130[12-10] | 17167[12-10] | Vinnarasi Refractories Industries, Kandiyankuppam, Virudhachalam. | Cuddatore | Ceramics | Orange - Small | 29-12-2010 | 30-09-2011 | |
| 16916[12-10] | 13024[12-10] | Seven Star Ceramics and Refractories, Kandiankuppam, Virudhachalam. | Cuddatore | Ceramics | Orange - Small | 27-12-2010 | 30-09-2011 | |
| 21181[12-10] | 17218[12-10] | Orient Ceramics, Aladi Village, Virudhachalam. | Cuddatore | Ceramics | Orange - Small | 30-12-2010 | 30-09-2011 | |
| 20739[12-10] | 16772[12-10] | Sree Kannabiran Refractories, Chinnapandarakuppam, Virudhachalam | Cuddatore | Ceramics | Orange - Small | 27-12-2010 | 30-09-2011 | |
| 22[12-10] | 23[12-10] | P.Ananthi Traders, Cuddalore O.T. | Cuddatore | Scraps | Orange - Small | 29-12-2010 | 30-09-2011 | |
| 59[10-10] | 58[10-10] | M/s.Appu Food Products, SIDCOT, Vadalur. | Cuddatore | Dhall Processing | Orange - Small | 04-10-2010 | 30-09-2011 | |
| 1[10-10] | 1[10-10] | M/s.India Plastics, Kudikadu, Cuddalore. | Cuddatore | Scrap | Orange - Small | 06-10-2010 | 30-09-2012 | |
| 20127[10-10] | 16176[10-10] | M/s.Tacel Pipes Private Limited, Kuppanatham, Virudhachalam Taluk. | Cuddatore | Ceramics | Orange - Small | 04-10-2010 | 30-09-2011 | |
| 33[10-10] | 34[10-10] | M/s.SPR Bricks Industries, Sathiyavadi, Virudhachalam Taluk. | Cuddatore | Ceramics | Orange - Small | 06-10-2010 | 30-09-2011 | |
| 11[10-10] | 12[10-10] | M/s.Agash Traders, Pachayankuppam, Cuddalore. | Cuddatore | Scrap | Orange - Small | 07-10-2010 | 30-09-2011 | |
| 30[10-10] | 31[10-10] | M/s.Kowsalya Ice Company, Pachayankuppam, Cuddalore. | Cuddatore | Ice Factory | Orange - Small | 12-10-2010 | 30-09-2011 | |
| 6539[10-10] | 4203[10-10] | M/s.Lotte India Corporation Limited, Nellikuppam. | Cuddatore | Confectionery | Orange - Large | 18-10-2010 | 30-09-2011 | |
| 20811[10-10] | 16846[10-10] | M/s.VB Refractories and Mineral Industries, Virudhachalam. | Cuddatore | Ceramics | Orange - Small | 25-10-2010 | 30-09-2011 | |
| 2[10-10] | 52[10-10] | M/s.Bharakath Steels, Thiruppapuliyur, Cuddalore. | Cuddatore | Scrap | Orange - Small | 27-10-2010 | 30-09-2011 | |
| 20882[10-10] | 16917[10-10] | M/s.P.S.Ceramics and Refractories, Gopuram, Virudhachalam. | Cuddatore | Ceramics | Orange - Small | 28-10-2010 | 30-09-2011 | |
| 3359[10-10] | 3303[10-10] | M/s.R.A.J. Refractories, Vayalur, Virudhachalam Tlauk. | Cuddatore | Ceramics | Orange - Small | 28-10-2010 | 30-09-2011 | |
| 16845[10-10] | 20810[10-10] | M/s.Sri Kolanjiappar Refractories, Chinnapandarakuppam, Virudhachalam. | Cuddatore | Ceramics | Orange - Small | 28-10-2010 | 30-09-2011 | |
| 20878[10-10] | 16913[10-10] | M/s.Prabu Refractories, Periyavadavadi, Virudhachalam Taluk. | Cuddatore | Ceramics | Orange - Small | 28-10-2010 | 30-09-2011 | |
| 20874[10-10] | 16909[10-10] | M/s.S.K. Refractories, Kandiyankuppam, Virudhachalam Tk. | Cuddatore | Ceramics | Orange - Small | 28-10-2010 | 30-09-2011 | |
| 20289[09-10] | 16333[09-10] | M/s.Basaras Biocon India Pvt, Ltd, Eraiyur, Tittagudi Taluk. | Cuddatore | Pesticide Formulation / Mixing | Red - Small | 22-09-2010 | 31-06-2011 | |
| 20806[09-10] | 16841[09-10] | M/s.Sri Ranga Refractories, Kandiyankuppam, Virudhachalam. | Cuddatore | Ceramics | Red - Small | 28-09-2010 | 30-09-2011 | |
| 10[09-10] | 10[09-10] | M/s.Lakshmi Ram Safety Glass, Kondur, Cuddalore. | Cuddatore | Glass Blowing / Glass Fabrication | Orange - Small | 25-09-2010 | 30-09-2012 | |
| 20501[09-10] | 16534[09-10] | M/s.CSR Ceramics, Unit-II, Periyavadavadi, Virudhachalam. | Cuddatore | Ceramics | Orange - Small | 28-09-2010 | 30-09-2011 | |
| 20312[08-10] | 16354[08-10] | M/s.Tagros Chemicals India Limited, Unit-III, Cuddalore. | Cuddatore | Chemical | Red - Small | 02-08-2010 | 30-06-2011 | |
| 50[08-10] | 51[08-10] | M/s.Power Fly Ash Bricks, Cuddalore. | Cuddatore | Fly Ash Bricks | Orange - Small | 26-08-2010 | 30-09-2011 | |
| 15[07-10] | 16[07-10] | M/s.Sri Balaji Modern Rice Mill, Ko-Ponneri, Virudhachalam Taluk. | Cuddatore | Modern Rice Mill | Orange - Small | 07-07-2010 | 30-09-2011 | |
| 4823[07-10] | - | M/s.Lakshmi Colouring Company, Cuddalore. | Cuddatore | Textile Dyeing | Red - Small | 07-07-2010 | 30-06-2011 | |
| 036[07-10] | - | M/s.Vaidhya Clinic, Virudhachalam. | Cuddatore | Private Hospital | Red - Small | 14-07-2010 | 30-06-2011 | |
| 34[07-10] | - | M/s.Roshini Aruna TVF, ALC Complex, Cuddalore. | Cuddatore | Private Hospital | Red - Small | 14-07-2010 | 30-06-2011 | |
| 18308[07-10] | - | M/s.Divya Priya Hospital, Tittagudi. | Cuddatore | Private Hospital | Red - Small | 14-07-2010 | 30-06-2011 | |
| 36[07-10] | - | M/s.Sri Annai Nursing Home, Thiruppapuliyur. | Cuddatore | Private Hospital | Red - Small | 14-07-2010 | 30-06-2011 | |
| 10539[07-10] | 41[07-10] | M/s.Jayasakthi Nursing Home, C.N.Palayam, Cuddalore. | Cuddatore | Private Hospital | Red - Small | 14-07-2010 | 30-06-2011 | |
| 42[07-10] | 43[07-10] | M/s.Anjalai Hospital, Vadalur. | Cuddatore | Private Hospital | Red - Small | 14-07-2010 | 30-06-2011 | |
| 17958[07-10] | - | M/s.C.R.Poly Clinic, Neyveli. | Cuddatore | Private Hospital | Red - Small | 14-07-2010 | 30-06-2011 | |
| 17961[07-10] | - | M/s.Mahalakshmi Nursing Home, Neyveli. | Cuddatore | Private Hospital | Red - Small | 14-07-2010 | 30-06-2011 | |
| 1[07-10] | 1[07-10] | M/s.ST CMS Electric Company Private Limited, Uthangal. | Cuddatore | STP | Orange - Small | 14-07-2010 | 30-09-2011 | |
| 21457[07-10] | 17494[07-10] | M/s.MAB Metals, Cuddalore. | Cuddatore | Aluminium Circle | Red - Small | 29-07-2010 | 30-06-2011 | |
| 20799[07-10] | 16834[07-10] | M/s.Pondichery Alum and Chemicals Limited, Cuddalore. | Cuddatore | Chemical (Small Scale) | Red - Small | 29-07-2010 | 30-06-2011 | |
| 3205[07-10] | 1379[07-10] | M/s.Kumar Chemicals Corporation, Cuddalore. | Cuddatore | Chemical (Small Scale) | Red - Small | 29-07-2010 | 30-06-2011 | |
| 12647[07-10] | 12647[07-10] | M/s.Anbagam Mess, Panruti | Cuddatore | Hotel | Orange - Small | 20-07-2010 | 20-09-2011 | |
| 11[07-10] | 11[07-10] | M/s.SPDR Thirumanamandapam, Panruti. | Cuddatore | Kalyanamandapam | Orange - Small | 30-07-2010 | 30-09-2011 | |
| 16[07-10] | 15[07-10] | M/s.AGP Mahal, Panruti. | Cuddatore | Kalyanamandapam | Orange - Small | 30-07-2010 | 30-09-2011 | |
| 13[07-10] | 13[07-10] | M/s.Siva Thirumanamandapam. | Cuddatore | Kalyanamandapam | Orange - Small | 30-07-2010 | 30-09-2011 | |
| 7[07-10] | 7[07-10] | M/s.Jothi Thirumanamandapam, Panruti. | Cuddatore | Kalyanamandapam | Orange - Small | 30-07-2010 | 30-09-2011 | |