Development of Intensity-Duration-Frequency (IDF) Models for Manually Operated Rain Gauge Catchment: A Case Study of Port Harcourt Metropolis Using 50years Rainfall Data
Development of Intensity-Duration-Frequency (IDF) Models for Manually Operated Rain Gauge Catchment: A Case Study of Port Harcourt Metropolis Using 50years Rainfall Data

Francis J. Ogbozige

Volume 40, Issue 5 , May 2022, , Page 627-635

https://doi.org/10.30684/etj.2021.131839.1064

Abstract
  Hydraulic structures such as surface drainages and culverts are usually constructed in urban areas with the intention of draining runoff into nearby streams and rivers in order to avoid ...  Read More ...
Investigation of Groundwater Flow Direction in Port Harcourt, Nigeria
Investigation of Groundwater Flow Direction in Port Harcourt, Nigeria

Francis J. Ogbozige; Michael A. Toko

Volume 38, 12A , December 2020, , Page 1744-1750

https://doi.org/10.30684/etj.v38i12A.1754

Abstract
  The lack of reliable municipal water supply in the city of Port Harcourt has led to indiscriminate drilling of boreholes by the residents however, the direction of groundwater flow ...  Read More ...