A 2-D Barakat-Clark finite difference numerical method and its comparison for water quality simulation modeling

Environmental Systems Research

Table 4 Concentration results of pollutants using the Barakat-Clark method for 1-D water quality modeling

Initial concentration	In 200 meters	In 400 meters	In 600 meters	In 800 meters
150	0	0	0	0
150	37.5	16.82825	7.971279	3.775869
150	52.48305	31.93705	18.66957	10.53269
150	60.00174	41.99309	28.2431	18.08965
150	63.00452	48.05255	35.37834	24.85119
150	64.50276	51.40358	40.16946	30.14466
150	65.10873	53.22341	43.16784	33.9338
150	65.4055	54.16237	44.95798	36.47639
150	65.52848	54.64781	45.98663	38.10145
150	65.587	54.88959	46.56245	39.101
150	65.61204	55.01092	46.87698	39.69728
150	65.62356	55.07013	47.04599	40.04403
150	65.62865	55.09924	47.13527	40.24148
150	65.63092	55.11326	47.18191	40.35188
150	65.63195	55.12005	47.20596	40.41268
150	65.6324	55.12329	47.21827	40.4457
150	65.63261	55.12484	47.22451	40.46343
150	65.6327	55.12558	47.22765	40.47285
150	65.63274	55.12592	47.22922	40.47781
150	65.63276	55.12609	47.23	40.4804
150	65.63277	55.12617	47.23038	40.48174
150	65.63277	55.1262	47.23057	40.48243
150	65.63278	55.12622	47.23067	40.48278
150	65.63278	55.12623	47.23071	40.48296
150	65.63278	55.12623	47.23073	40.48305
150	65.63278	55.12623	47.23075	40.48309
150	65.63278	55.12623	47.23075	40.48312
150	65.63278	55.12623	47.23075	40.48313
150	65.63278	55.12624	47.23075	40.48313
150	65.63278	55.12624	47.23075	40.48314