BOD (mg/l)

COD (mg/l)

TSS (mg/l)

pH

T (˚C)

Inlet

Outlet

Inlet

Outlet

Inlet

Outlet

Inlet

Outlet

Inlet

Outlet

Bandar Abbas

Spring

305

190

Inlet

Outlet

Inlet

Outlet

Inlet

Outlet

Inlet

Inlet

Summer

327

177

693

359

283

209

7.63

7.57

26.2

693

Autumn

381

240

726

366

259

218

7.7

7.6

27.62

726

Winter

320

242

653

553

297

158

7.75

7.62

27.84

653

Max

381

242

672

493

308

196

7.78

7.56

24.76

672

Min

305

177

726

553

308

218

8

8

28

726

Average

333

212

653

359

259

158

8

8

25

653

St. deviation

71.7

688

443

257

195

8

8

27

688

Bushehr

Spring

268

283

145.8

51.7

0.1

1.3

145.8

Summer

243

213

584

489

293

276

7.67

7.56

23.46

584

Autumn

296

273

541

461

221

197

7.8

7.75

25.76

541

Winter

234

228

497

428

318

236

7.55

7.67

26.84

497

Max

296

283

587

486

243

183

7.67

7.56

23.17

587

Min

234

213

587

489

318

276

8

8

27

587

Average

260

249

497

428

221

183

8

8

23

497

St. deviation

29.4

552

466

269

223

8

8

25

552

Imam Khomeini

Spring

320

224

56.9

46.9

0.1

1.5

56.9

Summer

297

193

623

436

318

267

7.65

7.82

26.13

623

Autumn

276

243

589

394

313

237

7.73

7.56

27.07

589

Winter

262

218

563

482

321

286

7.81

7.5

26.34

563

Max

320

243

541

482

293

217

7.08

7.47

24.06

541

Min

262

193

623

482

321

286

8

3

27

623

Average

289

220

541

394

293

217

8

7

24

541

St. deviation

42.7

579

444

311

252

8

3

26

579