In water samples, the LOQ/LOD (µg/L) were metronidazole 0.05/0.01, sulfamethoxazole 0.08/0.01, norfloxacin 0.1/0.01, ciprofloxacin 0.1/0.01, ofloxacin 0.1/0.01, ceftriaxone 20/1; in sediment samples, the LOQ/LOD (µg/kg) were metronidazole 0.05/0.05, sulfamethoxazole 0.08/0.05, norfloxacin 0.1/0.05, ciprofloxacin 0.1/0.05, ofloxacin 0.1/0.05, ceftriaxone 20/0.25.